S N, R. kumar. Magnetic Engine Magnetic head to head collision repulsive piston engine (MHCRPE). International Journal of Engineering and Computer Science, india, v. 6, n. 11, p. 22836–22843, 2017. Disponível em: http://ijecs.in/index.php/ijecs/article/view/2619. Acesso em: 3 may. 2024.