Sh:113

Bib entry
@article{Sh:113,
 author = {Shelah, Saharon},
 title = {{The theorems of Beth and Craig in abstract model theory. III. $\Delta$-logics and infinitary logics}},
 journal = {Israel J. Math.},
 fjournal = {Israel Journal of Mathematics},
 volume = {69},
 number = {2},
 year = {1990},
 pages = {193--213},
 issn = {0021-2172},
 doi = {10.1007/BF02937304},
 mrclass = {03C95 (03C40)},
 mrnumber = {1045373},
 mrreviewer = {W. Hodges},
 doi = {10.1007/BF02937304}
}