@article{10_4153_CJM_1969_116_7,
     author = {Smith, William W.},
     title = {Projective {Ideals} of {Finite} {Type}},
     journal = {Canadian journal of mathematics},
     pages = {1057--1061},
     year = {1969},
     volume = {21},
     number = {1},
     doi = {10.4153/CJM-1969-116-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-116-7/}
}