Pop, N, L Vladareanu, H Wang, M Ungureanu, M Migdalovici, V Vladareanu, Y Feng, M Lin, E P. Mastan, and Ibrahiem El Emary. “Strategies for Recovery and Maintain of A Biped Walking Robot Balance”. International Journal of Engineering and Technology 7, no. 2.28 (May 16, 2018): 123–128. Accessed May 23, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/12893.