1. A. Dold: Partitions of unity in the theory of fibre spaces, Ann. Math., Princeton (to be published).
2. Principal quasi-fibrations and fibre homotopy equivalence of bundles;Dold;Illinois J. Math.,1959
3. Quasifaserungen and unendliche symmetrische Produkte;Dold;Ann. Math., Princeton,1958
4. On fiber spaces;Fadell;Trans. Amer. Math. Soc.,1959
5. On spaces having the homotopy type of CW-complexes;Milnor;Trans. Amer. Math Soc.,1959