@article{DAN_1957_113_3_a34,
     author = {R. D. Obolentsev and B. V. Ayvazov},
     title = {$\beta${-Butylthiophane,} isolated from petroleum occurring in the {Tuimazin} coal-bearing beds},
     journal = {Doklady Akademii Nauk},
     pages = {614--615},
     publisher = {mathdoc},
     volume = {113},
     number = {3},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_113_3_a34/}
}