TY - JOUR AU - Yu. S. Volkov TI - Shape Preserving Conditions for Integro Quadratic Spline Interpolation in the Mean JO - Trudy Instituta matematiki i mehaniki PY - 2022 SP - 71 EP - 77 VL - 28 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2022_28_4_a6/ LA - ru ID - TIMM_2022_28_4_a6 ER -