@article{COMIM_2012_20_1_a5,
     author = {Rossi, Olga and Musilov\'a, Jana},
     title = {On the inverse variational problem in nonholonomic mechanics},
     journal = {Communications in Mathematics},
     pages = {41--62},
     year = {2012},
     volume = {20},
     number = {1},
     mrnumber = {3001631},
     zbl = {06202718},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/COMIM_2012_20_1_a5/}
}