@article{MAT_1967_11_1_a2,
     author = {V. Pt\'ak},
     title = {An extension theorem for separately continuous functions and its application to functional analysis},
     journal = {Matematika},
     pages = {112--130},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1967_11_1_a2/}
}