1. An example for homotopy commutativity of h-spaces;Journal of the Australian Mathematical Society;1975-05
2. Der Pontryagin-Ring von Quotienten eines Torus;Mathematische Zeitschrift;1973-09
3. Bibliography on H-spaces;Lecture Notes in Mathematics;1971
4. Infinite loop spaces — An historical survey;Lecture Notes in Mathematics;1971
5. When is a complex fibered by a subcomplex?;Transactions of the American Mathematical Society;1966