Henke, Karsten, Tobias Vietzke, Heinz-Dietrich Wuttke, and Steffen Ostendorff. “Safety in Interactive Hybrid Online Labs”. International Journal of Online and Biomedical Engineering (iJOE) 11, no. 3 (May 4, 2015): pp. 56–61. Accessed February 2, 2023. https://online-journals.org/index.php/i-joe/article/view/4557.