1. Languages with added quanti. er “there exist at least ℵα”. In: The Theory of Models (J. V. Addison, L. A. Henkin, and A. Tarski, eds.), pp. 121-131 (North-Holland Publishing Company, Amsterdam 1965).
2. Identities on cardinals less than ℵω
3. The consistency of ZFC + 2ℵ0 > ℵω + ℐ(ℵ2) = ℐ(ℵω)
4. Logic with the quantifier “there exist uncountably many”
5. Aronszajn trees and the independence of the transfer property