@article{VMUMM_1988_1_a21,
     author = {Nguen Tkhan' Nam},
     title = {A problem with an oblique derivative for an equation of parabolic type},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {80--81},
     publisher = {mathdoc},
     number = {1},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1988_1_a21/}
}