@misc{PMFA_1978__23_3_a13,
     title = {Obsah},
     journal = {Pokroky matematiky, fyziky a astronomie},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1978},
     language = {cz},
     url = {https://geodesic-test.mathdoc.fr/item/PMFA_1978__23_3_a13/}
}