Patrick Farrington. Hinges and automorphisms of the degrees of non-constructibility. The journal of the London Mathematical Society, ser. 2 vol. 28 (1983), pp. 193–202. - Petr Hájek. Some results on degrees of constructibility. Higher set theory, Proceedings, Oberwolfach, Germany, April 13–23, 1977, edited by G. H. Müller and D. S. Scott, Lecture notes in mathematics, vol. 669, Springer-Verlag, Berlin, Heidelberg, and New York, 1978, pp. 55–71. - Zofia Adamowicz. On finite lattices of degrees of constructibility of reals. The journal of symbolic logic, vol. 41 (1976), pp. 313–322. - Zofia Adamowicz. Constructive semi-lattices of degrees of constructibility. Set theory and hierarchy theory V, Bierutowice, Poland 1976, edited by A. Lachlan, M. Srebrny, and A. Zarach, Lecture notes in mathematics, vol. 619, Springer-Verlag, Berlin, Heidelberg, and New York, 1977, pp. 1–43.
Keyword(s):
New York
◽