@article{03589769,
title = {Generalized Whittaker's equations for holonomic mechanical systems.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {1},
year = {1978},
pages = {245-253},
doi = {10.1155/S0161171278000289},
zbl = {0378.70012},
language = {en},
url = {http://dml.mathdoc.fr/item/03589769}
}
Hussain, Munawar. Generalized Whittaker's equations for holonomic mechanical systems.. International Journal of Mathematics and Mathematical Sciences, Tome 1 (1978) pp. 245-253. doi : 10.1155/S0161171278000289. http://gdmltest.u-ga.fr/item/03589769/