@article{KUTGS_1988_18_a8,
     author = {R. G. Tlupova},
     title = {Holomorphic surfaces and $CR$-surfaces of a $G$-elliptic 6-space},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {89--94},
     publisher = {mathdoc},
     volume = {18},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1988_18_a8/}
}