Sh:34

Bib entry
@article{Sh:34,
 author = {Shelah, Saharon},
 title = {{Weak definability in infinitary languages}},
 journal = {J. Symbolic Logic},
 fjournal = {The Journal of Symbolic Logic},
 volume = {38},
 year = {1973},
 pages = {399--404},
 issn = {0022-4812},
 doi = {10.2307/2273033},
 mrclass = {02B25 (02H13)},
 mrnumber = {0369027},
 mrreviewer = {M. Makkai},
 doi = {10.2307/2273033}
}