TY  - JOUR
AU  - V. N. Pavlenko
AU  - O. V. Ul'yanova
TI  - The method of upper and lower solutions for elliptic-type equations with discontinuous nonlinearities
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1998
SP  - 69
EP  - 76
IS  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1998_11_a9/
LA  - ru
ID  - IVM_1998_11_a9
ER  -