Sh:251

Bib entry
@incollection{Sh:251,
 author = {Mekler, Alan H. and Shelah, Saharon},
 title = {{When $\kappa$-free implies strongly $\kappa$-free}},
 booktitle = {{Abelian group theory (Oberwolfach, 1985)}},
 year = {1987},
 pages = {137--148},
 publisher = {Gordon and Breach, New York},
 mrnumber = {1011309},
 mrclass = {20K20 (03E05 03E35 03E75)}
}