@article{PMFA_1969__14_1_a5,
     author = {\v{S}irok\'y, Jarom{\'\i}r},
     title = {Nov\'e u\v{c}ebn{\'\i} pl\'any astronomie v {PLR,} {SSSR} a {NDR}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {53--55},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {1969},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1969__14_1_a5/}
}