@article{10_21136_CMJ_1976_101409, author = {Zelinka, Bohdan}, title = {Isomorphisms of polar and polarized graphs}, journal = {Czechoslovak Mathematical Journal}, pages = {339--351}, publisher = {mathdoc}, volume = {26}, number = {3}, year = {1976}, doi = {10.21136/CMJ.1976.101409}, mrnumber = {0498288}, zbl = {0341.05121}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1976.101409/} }