TY - JOUR AU - A. Smajdor TI - Note on the existence of iteration groups JO - Fundamenta Mathematicae PY - 1975 SP - 213 EP - 218 VL - 87 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-87-3-213-218/ DO - 10.4064/fm-87-3-213-218 LA - en ID - 10_4064_fm_87_3_213_218 ER -