Sh:242
- Blass, A. R., & Shelah, S. (1987). There may be simple P_{\aleph_1}- and P_{\aleph_2}-points and the Rudin-Keisler ordering may be downward directed. Ann. Pure Appl. Logic, 33(3), 213–243. DOI: 10.1016/0168-0072(87)90082-0 MR: 879489
- published version (31p)
Bib entry
@article{Sh:242, author = {Blass, Andreas R. and Shelah, Saharon}, title = {{There may be simple $P_{\aleph_1}$- and $P_{\aleph_2}$-points and the Rudin-Keisler ordering may be downward directed}}, journal = {Ann. Pure Appl. Logic}, fjournal = {Annals of Pure and Applied Logic}, volume = {33}, number = {3}, year = {1987}, pages = {213--243}, issn = {0168-0072}, mrnumber = {879489}, mrclass = {03E35 (03E05)}, doi = {10.1016/0168-0072(87)90082-0} }