@article{VMUMM_1991_2_a5,
     author = {O. S. Rozanova},
     title = {A sufficient condition for a loss of smoothness of solutions for a system of equations of thin atmosphere model},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {23--27},
     publisher = {mathdoc},
     number = {2},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1991_2_a5/}
}