Посилання:On the behavior of solutions of the Dirichlet problem for a class of degenerate elliptic equations in the neighborhood of conical boundary points / M.V. Borsuk, M. Dobrowolski // Нелинейные граничные задачи: сб. науч. тр. — 1999. — Т. 9. — С. 29-34. — Бібліогр.: 8 назв. — англ.
Підтримка:The paper was written while the first author was visiting the University of WÄurzburg. Financial support of the DAAD is gratefully acknowledged.