@article{DAN_1965_162_6_a11,
     author = {I. Kh. Sabitov},
     title = {Certain results on infinitesimal deformations of surfaces ``in the small'' and ``in the large''},
     journal = {Doklady Akademii Nauk},
     pages = {1256--1258},
     publisher = {mathdoc},
     volume = {162},
     number = {6},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_6_a11/}
}