@article{10_1017_S0017089500001270,
     author = {Maron, M. J.},
     title = {Abstract integral spaces and minimal extensions},
     journal = {Glasgow mathematical journal},
     pages = {166--178},
     year = {1971},
     volume = {12},
     number = {2},
     doi = {10.1017/S0017089500001270},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001270/}
}