Terkowsky, Claudius, Dominik May, Tobias Haertel, and Christian Pleul. 2013. “Integrating Remote Labs into Personal Learning Environments - Experiential Learning With Tele-Operated Experiments and E-Portfolios”. International Journal of Online and Biomedical Engineering (iJOE) 9 (1):pp. 12-20. https://doi.org/10.3991/ijoe.v9i1.2364.