Sh:7

Bib entry
@article{Sh:7,
 author = {Shelah, Saharon},
 title = {{On the cardinality of ultraproduct of finite sets}},
 journal = {J. Symbolic Logic},
 fjournal = {The Journal of Symbolic Logic},
 volume = {35},
 year = {1970},
 pages = {83--84},
 issn = {0022-4812},
 doi = {10.2307/2271159},
 mrclass = {02H13},
 mrnumber = {0325388},
 doi = {10.2307/2271159}
}