Sh:97

Bib entry
@article{Sh:97,
 author = {Rudin, Mary Ellen and Shelah, Saharon},
 title = {{Unordered types of ultrafilters}},
 booktitle = {{Proceedings of the 1978 Topology Conference (Univ. Oklahoma, Norman, Okla., 1978), I}},
 journal = {Topology Proc.},
 fjournal = {Topology Proceedings},
 volume = {3},
 number = {1},
 year = {1978},
 pages = {199--204 (1979)},
 issn = {0146-4124},
 mrclass = {04A20 (54A25)},
 mrnumber = {540490},
 mrreviewer = {James Baumgartner}
}