CHOBANOV, G.; CHOBANOV, I. Newtonian and Eulerian dynamical axioms. V. Prehistory of mechanical constraints. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 86, n. 2, p. 73–98, 1994. Disponível em: https://ftl5.uni-sofia.bg/index.php/fmi/article/view/507. Acesso em: 5 dec. 2024.