Thomas, Simon (ed.), Set theory. The Hajnal conference. Proceedings from the Mid-Atlantic Mathematical Logic Seminar (MAMLS) conference held in honor of András Hajnal at the DIMACS Center, Rutgers University, Piscataway, NJ, USA, October 15-17, 1999. Providence, RI: American Mathematical Society (AMS). DIMACS, Ser. Discrete Math. Theor. Comput. Sci. 58, 149-160 (2002).
Thomas, Simon (ed.), Set theory. The Hajnal conference. Proceedings from the Mid-Atlantic Mathematical Logic Seminar (MAMLS) conference held in honor of András Hajnal at the DIMACS Center, Rutgers University, Piscataway, NJ, USA, October 15-17, 1999. Providence, RI: American Mathematical Society (AMS). DIMACS, Ser. Discrete Math. Theor. Comput. Sci. 58, 135-148 (2002).