Sh:44

Bib entry
@article{Sh:44,
 author = {Shelah, Saharon},
 title = {{Infinite abelian groups, Whitehead problem and some constructions}},
 journal = {Israel J. Math.},
 fjournal = {Israel Journal of Mathematics},
 volume = {18},
 year = {1974},
 pages = {243--256},
 issn = {0021-2172},
 mrnumber = {0357114},
 mrclass = {02K05 (02K35 04A20 20K35)},
 doi = {10.1007/BF02757281}
}