TY - JOUR AU - A. V. Topchiev AU - V. N. Andronov TI - The alkylation of isopentane by propylene and isobutylene in the presence of various phosphoric acids containing fluorine and boron fluoride JO - Doklady Akademii Nauk PY - 1957 SP - 1076 EP - 1079 VL - 113 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1957_113_5_a32/ LA - ru ID - DAN_1957_113_5_a32 ER -