@article{10_14708_wm_v42i01_5054, author = {W. I. Arnold}, title = {Miscellanea}, journal = {Wiadomo\'sci Matematyczne}, pages = { 174}, publisher = {mathdoc}, volume = {42}, number = {01}, year = {2006}, doi = {10.14708/wm.v42i01.5054}, language = {pl}, url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v42i01.5054/} }