@article{CMJ_2008_58_4_a13,
     author = {Hill, Paul},
     title = {Abelian group pairs having a trivial {coGalois} group},
     journal = {Czechoslovak Mathematical Journal},
     pages = {1069--1081},
     year = {2008},
     volume = {58},
     number = {4},
     mrnumber = {2471166},
     zbl = {1174.20016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2008_58_4_a13/}
}