TY - JOUR AU - L. Aleksandrov AU - D. Dryanov TI - One-Sided Multidimensional Approximation by Entire Functions and Trigonometric Polynomials in Lp-Metric, 0 JO - Mathematica balkanica PY - 1989 SP - 215 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_1989_3_2_a9/ ID - MABA_1989_3_2_a9 ER -