@article{10_4153_CJM_1974_110_5,
     author = {Singh, Surjeet},
     title = {Quasi-Injective and {Quasi-Projective} {Modules} {Over} {Hereditary} {Noetherian} {Prime} {Rings}},
     journal = {Canadian journal of mathematics},
     pages = {1173--1185},
     year = {1974},
     volume = {26},
     number = {5},
     doi = {10.4153/CJM-1974-110-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-110-5/}
}