@article{10_14708_wm_v42i01_5039,
     author = {P. Rybka},
     title = {Peter {Lax,} jakim go znam},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 21--25},
     publisher = {mathdoc},
     volume = {42},
     number = {01},
     year = {2006},
     doi = {10.14708/wm.v42i01.5039},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v42i01.5039/}
}