@article{KUIPM_1976_5_5_a6,
     author = {V. S. Mokeichev},
     title = {Smoothness of generalized solutions},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {69--74},
     year = {1976},
     volume = {5},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1976_5_5_a6/}
}