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@article{PORMA_1988__45_1_115607, author = {Ghori, Q.K.}, title = {Equations of motion of nonlinear nonholonomic systems with variable masses}, journal = {Portugaliae mathematica}, pages = {49--58}, publisher = {mathdoc}, volume = {45}, number = {1}, year = {1988}, mrnumber = {0952797}, zbl = {0647.70016}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1988__45_1_115607/} }
Ghori, Q.K. Equations of motion of nonlinear nonholonomic systems with variable masses. Portugaliae mathematica, Tome 45 (1988) no. 1, pp. 49-58. http://geodesic.mathdoc.fr/item/PORMA_1988__45_1_115607/