@article{DAN_1957_113_5_a32,
     author = {A. V. Topchiev and V. N. Andronov},
     title = {The alkylation of isopentane by propylene and isobutylene in the presence of various phosphoric acids containing fluorine and boron fluoride},
     journal = {Doklady Akademii Nauk},
     pages = {1076--1079},
     publisher = {mathdoc},
     volume = {113},
     number = {5},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_113_5_a32/}
}