@article{106255,
author = {Eva Butkovi\v cov\'a},
title = {Long chains in Rudin-Frol\'\i k order},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {024},
year = {1983},
pages = {563-570},
zbl = {0564.04005},
mrnumber = {730151},
language = {en},
url = {http://dml.mathdoc.fr/item/106255}
}
Butkovičová, Eva. Long chains in Rudin-Frolík order. Commentationes Mathematicae Universitatis Carolinae, Tome 024 (1983) pp. 563-570. http://gdmltest.u-ga.fr/item/106255/
Ultrafilter with $\kappa $ predecessors in Rudin-Frolík order, Comment. Math. Univ. Carolinae 22 (1981), 429-447. (1981) | MR 0633575
Ultrafliters without immediate predecessors in Rudin-Frolík order, Comment. Math. Univ. Carolinae 23 (1982), 757-766. (1982) | MR 0687570
Sums of ultrafilters, Bull. Amer. Math. Soc. 73 (1967), 87-91. (1967) | MR 0203676
Weak P-points in $N^*$, Topology (Proc. Fourth Coll., Budapest, 1973), Vol. II, pp. 741-749, Colloq. Math. Soc. János Bolyai, 23, North-Holland, Amsterdam, 1980. (1973) | MR 0588822