Journal of AlgebraVolume 77, Issue 1, July 1982, Pages 138-157Module equivalences: Local to global when primitive polynomials represent unitsAuthor links open overlay panelDennis R Estes, Robert M GuralnickShow moreShareCitehttps://doi.org/10.1016/0021-8693(82)90282-4Get rights and contentUnder an Elsevier user licenseopen archivePrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 1982 Published by Elsevier Inc.