Neto, Rui Borralho, Horácio Fernandes, Tiago Pereira, Isabel Borges, Gesil Amarante-Segundo, Samuel Balula, Rui Figueiredo, and José Pedro Pereira. “Globally Distributed Pendulum Experiment As an Educational Resource on E-Lab”. International Journal of Online and Biomedical Engineering (iJOE) 9, no. S8 (December 4, 2013): pp. 47–49. Accessed May 2, 2024. https://online-journals.org/index.php/i-joe/article/view/3381.