Images of arcs - a nonseparable version of the Hahn-Mazurkiewicz theorem Jacek Nikiel — 1988 Fundamenta Mathematicae
On dendroids and their end-points and ramification points in the classical sense Jacek Nikiel — 1984 Fundamenta Mathematicae
On dendroids and their ramification points in the classical sense Jacek Nikiel — 1984 Fundamenta Mathematicae