TY - JOUR AU - Larsen, Michael AU - Shalev, Aner TI - Word maps and Waring type problems JO - Journal of the American Mathematical Society PY - 2009 SP - 437 EP - 466 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-08-00615-2/ DO - 10.1090/S0894-0347-08-00615-2 ID - 10_1090_S0894_0347_08_00615_2 ER -