@article{CMJ_2009__59_4_a18,
     author = {Atani, Reza Ebrahimi and Atani, Shahabaddin Ebrahimi},
     title = {Comultiplication modules over a pullback of {Dedekind} domains},
     journal = {Czechoslovak Mathematical Journal},
     pages = {1103--1114},
     publisher = {mathdoc},
     volume = {59},
     number = {4},
     year = {2009},
     mrnumber = {2563581},
     zbl = {1224.13012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2009__59_4_a18/}
}