@article{10_1017_S0017089500030998,
     author = {Takeuchi, Tsutomu},
     title = {Coranks of a quasi-projective module and its endomorphism ring},
     journal = {Glasgow mathematical journal},
     pages = {381--383},
     year = {1994},
     volume = {36},
     number = {3},
     doi = {10.1017/S0017089500030998},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500030998/}
}