%0 Journal Article %A Chang, Mei-Chu %T On periods modulo p in arithmetic dynamics %J Comptes Rendus. Mathématique %D 2015 %P 283-285 %V 353 %N 4 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2015.01.007/ %R 10.1016/j.crma.2015.01.007 %G en %F CRMATH_2015__353_4_283_0