1
Published: [1975]
Superior document: Memoirs of the American Mathematical Society ; volume 3, issue 2, number 164 (November 1975)
2
Published: [1997]
Superior document: Contemporary mathematics, 206
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3
Published: [2011]
Superior document: Title is part of eBook package: De Gruyter DGBA Linguistics and Semiotics - <1990
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4
Published: [2016]
Superior document: Title is part of eBook package: De Gruyter University of Toronto Press eBook-Package Archive 1933-1999
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