@article{DAN_1965_162_1_a28,
     author = {B. P. Fabrichnyl and I. F. Shalavina and Ya. L. Gol'dfarb},
     title = {A new synthesis of 2,3,4,5-tetradehydrobiotin},
     journal = {Doklady Akademii Nauk},
     pages = {120--123},
     publisher = {mathdoc},
     volume = {162},
     number = {1},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_1_a28/}
}