@article{SM_1989_63_2_a12,
     author = {A. V. Pukhlikov},
     title = {Birational automorphisms of a three-dimensional quartic with a quadratic singularity},
     journal = {Sbornik. Mathematics},
     pages = {457--482},
     year = {1989},
     volume = {63},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1989_63_2_a12/}
}