TY - JOUR AU - Kallel, Sadok AU - Taamallah, Walid TI - The Geometry and Fundamental Group of Permutation Products and Fat Diagonals JO - Canadian journal of mathematics PY - 2013 SP - 575 EP - 599 VL - 65 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2012-028-3/ DO - 10.4153/CJM-2012-028-3 ID - 10_4153_CJM_2012_028_3 ER -