@article{DAN_1968_179_6_a7,
     author = {I. O. Sarmanov},
     title = {A generalized symmetric gamma-correlation},
     journal = {Doklady Akademii Nauk},
     pages = {1279--1281},
     year = {1968},
     volume = {179},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_179_6_a7/}
}