@article{10_4153_CJM_1978_076_1,
     author = {Kleinstein, Jerrold L. and Rosenberg, Alex},
     title = {Signatures and {Semi} {Signatures} of {Abstract} {Witt} {Rings} and {Witt} {Rings} of {Semilocal} {Rings}},
     journal = {Canadian journal of mathematics},
     pages = {872--895},
     year = {1978},
     volume = {30},
     number = {4},
     doi = {10.4153/CJM-1978-076-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1978-076-1/}
}