%0 Journal Article
%A P. H. Doyle
%T Two criteria thrusting simple connectedness on manifolds
%J Colloquium Mathematicum
%D 1974
%P 207-210
%V 31
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/cm-31-2-207-210/
%R 10.4064/cm-31-2-207-210
%G en
%F 10_4064_cm_31_2_207_210