@article{10_4064_cm_78_2_283_291,
     author = {Laszlo Fuchs and Luigi Salce and Paolo Zanardo},
     title = {Note on the transitivity of pure essential extensions},
     journal = {Colloquium Mathematicum},
     pages = {283--291},
     publisher = {mathdoc},
     volume = {78},
     number = {2},
     year = {1998},
     doi = {10.4064/cm-78-2-283-291},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-78-2-283-291/}
}