CHATTERJEE, Atanu. Principle of Least Action and Convergence of Systems towards State of Closure. International Journal of Physical Research, [S. l.], v. 1, n. 1, p. 21–27, 2013. DOI: 10.14419/ijpr.v1i1.779. Disponível em: https://www.sciencepubco.com/index.php/IJPR/article/view/779.. Acesso em: 2 may. 2024.