Sh:62

Bib entry
@article{Sh:62,
 author = {Makowsky, Johann Andreas and Shelah, Saharon},
 title = {{The theorems of Beth and Craig in abstract model theory. I. The abstract setting}},
 journal = {Trans. Amer. Math. Soc.},
 fjournal = {Transactions of the American Mathematical Society},
 volume = {256},
 year = {1979},
 pages = {215--239},
 issn = {0002-9947},
 doi = {10.2307/1998109},
 mrclass = {03C80 (03C95)},
 mrnumber = {546916},
 mrreviewer = {W. Hodges},
 doi = {10.2307/1998109}
}