TY  - JOUR
AU  - A. V. Bushanskii
TI  - Best approximation in the mean of multiply monotone functions
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1987
SP  - 74
EP  - 75
VL  - 180
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TM_1987_180_a36/
LA  - ru
ID  - TM_1987_180_a36
ER  -