Sh:14

Bib entry
@article{Sh:14,
 author = {Shelah, Saharon},
 title = {{Saturation of ultrapowers and Keisler's order}},
 journal = {Ann. Math. Logic},
 fjournal = {Annals of Pure and Applied Logic},
 volume = {4},
 year = {1972},
 pages = {75--114},
 issn = {0168-0072},
 mrnumber = {0294113},
 mrclass = {02H99},
 doi = {10.1016/0003-4843(72)90012-5}
}