1. All meager filters may be null;Bartoszyński;Proc. Am. Math. Soc.,1993
2. Set Theory: On the Structure of the Real Line;Bartoszyński,1995
3. Ultrafilters on ω;Baumgartner;J. Symb. Log.,1995
4. Iterated perfect-set forcing;Baumgartner;Ann. Math. Log.,1979
5. Combinatorial cardinal characteristics of the continuum;Blass,2010