PORTUGALIAE MATHEMATICA Vol. 51, No. 4, pp. 553-570 (1994) |
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A Class of Quasi-Adequate Transformation SemigroupsAbdullahi UmarDepartment of Mathematics, Ahmadu Bello University,Zaria - NIGERIA Full text of the article:
Electronic version published on: 29 Mar 2001. This page was last modified: 27 Nov 2007.
© 1994 Sociedade Portuguesa de Matemática
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