%0 Journal Article %A Lex Oversteegen %A E. Tymchatyn %T On span and chainable continua %J Fundamenta Mathematicae %D 1984 %P 137-149 %V 123 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-123-2-137-149/ %R 10.4064/fm-123-2-137-149 %G en %F 10_4064_fm_123_2_137_149