@article{10_14708_wm_v4i1_2491, author = {S. Ja\'skowski}, title = {Jak unowocze\'sni\'c matematyk\k{e} szkoln\k{a}}, journal = {Wiadomo\'sci Matematyczne}, pages = { 59--71}, publisher = {mathdoc}, volume = {4}, number = {1}, year = {1960}, doi = {10.14708/wm.v4i1.2491}, language = {pl}, url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v4i1.2491/} }