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Digital Library Thüringen, 2021-11
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Springer Science and Business Media LLC, 2020
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Elsevier BV, 2005
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Elsevier BV, 1998
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Springer Science and Business Media LLC, 1978
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Wiley, 2007
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SCIK Publishing Corporation, 2023
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The Electronic Journal of Combinatorics, 1996
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The Electronic Journal of Combinatorics, 2023
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Springer Science and Business Media LLC, 2021
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Hacettepe University, 2016
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Elsevier BV, 2013
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Elsevier BV, 2010
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The Electronic Journal of Combinatorics, 2000
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The Electronic Journal of Combinatorics, 1997
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Elsevier BV, 1994
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Elsevier BV, 2011
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Cambridge University Press (CUP), 1972
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Cambridge University Press (CUP), 1970
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Rocky Mountain Mathematics Consortium, 1988