@article{10_1017_S0017089500001361,
     author = {Hill, Paul},
     title = {Pure-complete subgroups of direct sums of {Pr\"ufer} groups},
     journal = {Glasgow mathematical journal},
     pages = {47--48},
     year = {1972},
     volume = {13},
     number = {1},
     doi = {10.1017/S0017089500001361},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001361/}
}