@article{SM_2011_202_9_a4,
     author = {A. P. Mashtakov and Yu. L. Sachkov},
     title = {Extremal trajectories and the asymptotics of the {Maxwell} time in the problem of the optimal rolling of a~sphere on a~plane},
     journal = {Sbornik. Mathematics},
     pages = {1347--1371},
     publisher = {mathdoc},
     volume = {202},
     number = {9},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2011_202_9_a4/}
}