Bernal J, Flowers-Cano R, Carbajal-Dominguez A. Exact calculation of the number of degrees of freedom of a rigid body constituted by n particles. J. Basic Sci. [Internet]. 2007 Jun. 5 [cited 2024 Nov. 24];6(1). Available from: https://revistas.ujat.mx/index.php/jobs/article/view/924