@article{articleb8a24d9d,
title   = {On Hamilton’s principle for discrete systems of variable mass and the corresponding Lagrange’s equations},
author = {Guttner, William Corrêa and Pesce, Celso Pupo},
year = {2017},
doi = {10.1007/s40430-016-0625-4},
journal   = {Journal of the Brazilian Society of Mechanical Sciences and Engineering}
}