Andreas Blass. Simple cardinal characteristics of the continuum. Set theory of the reals, edited by Haim Judah, Israel mathematical conference proceedings, vol. 6, Gelbart Research Institute for Mathematical Sciences, Bar-Ilan University, Ramat-Gan 1993, distributed by the American Mathematical Society, Providence, pp. 63–90.
2002 ◽
Vol 8
(4)
◽
pp. 552-553