@article{10_4064_ap_11_2_199_202, author = {A. Pelczar}, title = {On the invariant points of a transformation}, journal = {Annales Polonici Mathematici}, pages = {199--202}, publisher = {mathdoc}, volume = {11}, number = {2}, year = {1961}, doi = {10.4064/ap-11-2-199-202}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-11-2-199-202/} }