@article{PMFA_1981_26_1_a2,
     author = {\v{S}vestka, Ji\v{r}{\'\i}},
     title = {Mezigalaktick\'a l\'atka v kup\'ach galaxi{\'\i}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {41--45},
     year = {1981},
     volume = {26},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1981_26_1_a2/}
}