@article{05726414, title = {A Poincar\'e formula for the fixed point indices of the iterates of arbitrary planar homeomorphisms.}, journal = {Fixed Point Theory and Applications [electronic only]}, volume = {2010}, year = {2010}, doi = {10.1155/2010/323069}, zbl = {1196.54068}, language = {en}, url = {http://dml.mathdoc.fr/item/05726414} }
Del Portal, Francisco R.Ruiz; Salazar, José M. A Poincaré formula for the fixed point indices of the iterates of arbitrary planar homeomorphisms.. Fixed Point Theory and Applications [electronic only], Tome 2010 (2010) . doi : 10.1155/2010/323069. http://gdmltest.u-ga.fr/item/05726414/