Corrigendum et addendum ad: “Minimal cell coverings of sphere bundles over spheres” Daniel A. Moran — 1979 Commentationes Mathematicae Universitatis Carolinae
Minimal cell coverings of some sphere bundles Daniel A. Moran — 1973 Commentationes Mathematicae Universitatis Carolinae
Minimal cell coverings of sphere bundles over spheres Daniel A. Moran — 1975 Commentationes Mathematicae Universitatis Carolinae