@article{02236259,
title = {Generalizations of Hopfian and co-Hopfian modules.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2005},
year = {2005},
pages = {1455-1460},
doi = {10.1155/IJMMS.2005.1455},
zbl = {1093.16007},
language = {en},
url = {http://dml.mathdoc.fr/item/02236259}
}
Wang, Yongduo. Generalizations of Hopfian and co-Hopfian modules.. International Journal of Mathematics and Mathematical Sciences, Tome 2005 (2005) pp. 1455-1460. doi : 10.1155/IJMMS.2005.1455. http://gdmltest.u-ga.fr/item/02236259/