On countable paracompactness and normality P. Zenor — 1969 Commentationes Mathematicae The article contains no abstract
Metrization of Moore spaces and generalized manifolds G. Reed; P. Zenor — 1976 Fundamenta Mathematicae
Spaces with regular G δ -diagonals Zenor, P. — 1972 General Topology and its Relations to Modern Analysis and Algebra