TY - JOUR AU - E. B. Bagirov TI - Low Estimates for <> of Distributions of Cubic Forms in Normal Distributed Random Variables JO - Teoriâ veroâtnostej i ee primeneniâ PY - 1988 SP - 764 EP - 769 VL - 33 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVP_1988_33_4_a12/ LA - ru ID - TVP_1988_33_4_a12 ER -