@article{DAN_1977_234_4_a2,
     author = {V. A. Iskovskikh},
     title = {Birational automorphisms of algebraic 3-folds},
     journal = {Doklady Akademii Nauk},
     pages = {743--745},
     year = {1977},
     volume = {234},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_234_4_a2/}
}