@article{GDZPPN002262177,
title = {On those Principles of Mechanics which depend upon Processes of Variation},
journal = {Mathematische Annalen},
volume = {65},
year = {1908},
pages = {513-527},
zbl = {38.0695.02},
url = {http://dml.mathdoc.fr/item/GDZPPN002262177}
}
Jourdain, Philip E.B. On those Principles of Mechanics which depend upon Processes of Variation. Mathematische Annalen, Tome 65 (1908) pp. 513-527. http://gdmltest.u-ga.fr/item/GDZPPN002262177/