Sh:284d

Bib entry
@article{Sh:284d,
 author = {Shelah, Saharon},
 title = {{More on monadic logic. Part D: A note on addition of theories}},
 journal = {Israel J. Math.},
 fjournal = {Israel Journal of Mathematics},
 volume = {68},
 number = {3},
 year = {1989},
 pages = {302--306},
 issn = {0021-2172},
 doi = {10.1007/BF02764986},
 mrclass = {03C85},
 mrnumber = {1039475},
 mrreviewer = {Martin Weese},
 doi = {10.1007/BF02764986}
}