TY - JOUR AU - V. F. Storchai TI - Sharp norm estimates on some function classes JO - Informatics and Automation PY - 1987 SP - 207 EP - 208 VL - 180 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a126/ LA - ru ID - TRSPY_1987_180_a126 ER -