%0 Journal Article %A E. F. Collingwood %T Cluster set theorems for arbitrary functions with applications to function theory %J Annales Fennici Mathematici %D 1964 %V 336-344 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1964.336-08/ %R 10.5186/aasfm.1964.336-08 %G en %F AFM_1964_336-344_a16