@article{DAN_1976_229_1_a4,
     author = {L. I. Klenina},
     title = {On the solvability of the {Cauchy--Dirichlet} problem for nonlinear elliptic equations of infinite order},
     journal = {Doklady Akademii Nauk},
     pages = {27--29},
     publisher = {mathdoc},
     volume = {229},
     number = {1},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_229_1_a4/}
}