@article{VMUMM_1986_5_a19,
     author = {O. I. Trubina},
     title = {A priori estimation of the solution modulus for a certain class of {Monge--Amp\`ere} elliptic equations on a two-dimensional sphere},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {76--79},
     publisher = {mathdoc},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1986_5_a19/}
}