1. Partition theorems and ultra-filters;Baumgartner;Trans. Amer. Math. Soc.,1978
2. Ultrafiltres a la Facon de Ramsey;Daguenet-Teissier;Trans. Amer. Math. Soc.,1979
3. Topological Spaces;Čech,1966
4. Factorization of mappings (products of proximally fine spaces);Hušek;Seminar Uniform Spaces 1973/74,1975
5. Cones and proximally fine spaces;Hušek;Seminar Uniform Spaces 1975/76,1976