@article{10_14708_ma_v2i3_1062, author = {Robert Bartoszy\'nski}, title = {Ok{\l}adka {MATEMATYKA} {STOSOWANA} 3(1)}, journal = {Mathematica Applicanda}, pages = { 1--2}, publisher = {mathdoc}, volume = {2}, number = {3}, year = {1974}, doi = {10.14708/ma.v2i3.1062}, language = {pl}, url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v2i3.1062/} }