@article{PMFA_1964_9_1_a4,
     author = {Vy\v{s}{\'\i}n, Jan},
     title = {\v{C}eskoslovensko se z\'u\v{c}astnilo {V.mezin\'arodn{\'\i}} matematick\'e olympi\'ady},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {41--48},
     year = {1964},
     volume = {9},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1964_9_1_a4/}
}