1
Published: [1979]
Superior document: Memoirs of the American Mathematical Society ; number 221
2
Published: [1983]
Superior document: Memoirs of the American Mathematical Society, number 280
3
Published: [2000]
Superior document: Memoirs of the American Mathematical Society, number 704
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4
Published: 1985.
Superior document: Memoirs of the American Mathematical Society, Volume 57, Number 329
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5
Published: [2011]
Superior document: Title is part of eBook package: De Gruyter DGBA Mathematics - <1990
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