TY  - JOUR
AU  - Lamzouri, Youness
TI  - Smooth Values of the Iterates of the Euler Phi-Function
JO  - Canadian journal of mathematics
PY  - 2007
SP  - 127
EP  - 147
VL  - 59
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2007-006-4/
DO  - 10.4153/CJM-2007-006-4
ID  - 10_4153_CJM_2007_006_4
ER  -