Sh:6

Bib entry
@article{Sh:6,
 author = {Shelah, Saharon},
 title = {{A note on Hanf numbers}},
 journal = {Pacific J. Math.},
 fjournal = {Pacific Journal of Mathematics},
 volume = {34},
 year = {1970},
 pages = {541--545},
 issn = {0030-8730},
 mrnumber = {0268033},
 mrclass = {02.50},
 url = {http://projecteuclid.org/euclid.pjm/1102976446}
}