On the solvability of the first boundary value problem for quasilinear elliptic equations of a higher order degenerating with respect to the arguments
P. Z. Mkrtychyan

This publication is cited in the following articles:

1. V. P. Glushko, Yu. B. Savchenko, “Higher-order degenerate elliptic equations: spaces, operators and boundary value problems”, J. Soviet Math., 39:6 (1987), 3088–3148