1. Independent families in complete Boolean algebras;Balcar;Trans. Amer. Math. Soc.,1982
2. Refinement properties and extensions of filters in Boolean algebras;Balcar;Trans. Amer. Math. Soc.,1981
3. Cardinality of κ-complete Boolean algebras;Comfort;Pacific J. Math.,1972
4. An extremally disconnected Dowker space;Dow;Proc. Amer. Math. Soc.,1982
5. Not all σ-complete Boolean algebras are quotients of complete Boolean algebras;Dow;Proc. Amer. Math. Soc.,1992