TY - JOUR AU - Jerry F. Williams TI - Concerning a closed subset of a dendroid containing 2-ramification points JO - Colloquium Mathematicum PY - 1973 SP - 255 EP - 262 VL - 27 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-27-2-255-262/ DO - 10.4064/cm-27-2-255-262 LA - en ID - 10_4064_cm_27_2_255_262 ER -