@article{01264509,
title = {A useful category for mixed Abelian groups.},
journal = {Theory and Applications of Categories [electronic only]},
volume = {6},
year = {1999},
pages = {81-90},
zbl = {0919.20035},
language = {en},
url = {http://dml.mathdoc.fr/item/01264509}
}
Gălugăreanu, Grigore. A useful category for mixed Abelian groups.. Theory and Applications of Categories [electronic only], Tome 6 (1999) pp. 81-90. http://gdmltest.u-ga.fr/item/01264509/