@article{CM_1977__34_2_141_0,
     author = {Batchelor, Marjorie},
     title = {A decomposition theorem for comodules},
     journal = {Compositio Mathematica},
     pages = {141--146},
     publisher = {Noordhoff International Publishing},
     volume = {34},
     number = {2},
     year = {1977},
     mrnumber = {476789},
     zbl = {0353.16003},
     language = {en},
     url = {http://www.numdam.org/item/CM_1977__34_2_141_0/}
}