@article{ARM_2006__42_4_a6,
     author = {Porst, Hans-E.},
     title = {On corings and comodules},
     journal = {Archivum mathematicum},
     pages = {419--425},
     publisher = {mathdoc},
     volume = {42},
     number = {4},
     year = {2006},
     mrnumber = {2283022},
     zbl = {1152.16030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_2006__42_4_a6/}
}