1. Abraham, U.: A minimal model for ?CH: iteration of Jensen's reals. Trans. Am. Math. Soc.281, 657?674 (1984)
2. Abraham, U., Rubin, M., Shelah, S.: On the consistency of some partition theorems for continuous colorings and the structure of ?1 real order types. Ann. Pure and Appl. Logic29, 123?206 (1985)
3. Abraham, U., Toodorcevic, S.: Martin's axiom and first-countable S- and L-spaces. In: Handbook of set theoretic topology. Kunen, K., Vaughan, J.E. (eds.) North-Holland 1984, pp. 327?346
4. Aniszczyk, B., Frankiewicz, R., Plewik, S.: Remarks on (s) and Ramsey-measurable functions. Bull. Pol. Acad. of Sci. Math.35, 479?485 (1987)
5. Aniszczyk, B.: Remarks on ?-algebra of (s)-measurable sets. Bull. Pol. Acad. Sci. Math.35, 561?563 (1987)