TY  - JOUR
AU  - L. B. Zelenko
TI  - Friedrichs extension of some nonlinear operators
JO  - Funkcionalʹnyj analiz i ego priloženiâ
PY  - 1973
SP  - 83
EP  - 84
VL  - 7
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FAA_1973_7_4_a11/
LA  - ru
ID  - FAA_1973_7_4_a11
ER  -