@article{PMFA_1986_31_2_a1,
     author = {Gindikin, S. G.},
     title = {Komplexn{\'\i} vesm{\'\i}r {Rogera} {Penrose}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {83--95},
     year = {1986},
     volume = {31},
     number = {2},
     mrnumber = {0857420},
     zbl = {0595.14003},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1986_31_2_a1/}
}