Concerning locally homotopy negligible sets and characterization of $l_2$-manifolds

Instytut Matematyczny Polskiej Akademii Nauk / Institute of Mathematics / Publishing house / Journals and Serials / Fundamenta Mathematicae / All issues

H. Toruńczyk Fundamenta Mathematicae 101 (1978), 93-110 DOI: 10.4064/fm-101-2-93-110