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ISSN:0041-5995|62|3|420-440

Springer Publishing Company ‎(2010)‎

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By Kopotun K.   Leviatan D.   Shevchuk I. A.   in Acta Mathematica Hungarica

ISSN:0236-5294|110|1-2|117-151

Springer Publishing Company ‎(2006)‎

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