@article{AUCMP_1994__35_1_a4,
     author = {B\"orger, Reinhard},
     title = {Disjointness and related properties of coproducts},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {43--63},
     publisher = {mathdoc},
     volume = {35},
     number = {1},
     year = {1994},
     mrnumber = {1366491},
     zbl = {0816.18001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1994__35_1_a4/}
}