@article{10_4153_CJM_1982_089_1,
     author = {Carson, Andrew B. and Marshall, Murray A.},
     title = {Decomposition of {Witt} {Rings}},
     journal = {Canadian journal of mathematics},
     pages = {1276--1302},
     year = {1982},
     volume = {34},
     number = {6},
     doi = {10.4153/CJM-1982-089-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1982-089-1/}
}