Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\RenderingElement->render() (line 37 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/RenderingElement.php).
Deprecated function: implode(): Passing null to parameter #1 ($separator) of type array|string is deprecated in AcademicPuma\CiteProc\Layout->render() (line 45 of /var/www/drupal/vendor/academicpuma/citeproc-php/src/Layout.php).

Jian Xu

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Xu, J., Zhu, S., Balasubramanian, A., Bi, X., & Shilkrot, R. (2018). Ultra-Low-Power Mode for Screenless Mobile Interaction. Proceedings of the 31st Annual ACM Symposium on User Interface Software and Technology. Presented at the. New York, NY, USA: ACM. https://doi.org/10.1145/3242587.3242614

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Jian Xu

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