1. Hundred and two problems in mathematical logic;Friedman;J. Symbolic Logic,1975
2. M. Rubin and S. Shelah, On the elementary equivalence of automorphisms groups of Boolean algebras, Downward Skolem-Lewenhein theorems and compactness of related quantifiers, J. Symbolic Logic, to appear.
3. Generalized quantifiers and compact logic;Shelah;Trans. Am. Math. Soc.,1975
4. On powers of singular cardinals, compactness of second order logic;Shelah;Notices Am. Math. Soc.,1976
5. S. Shelah, Models with second order properties IV, in preparation.