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"The diagonal of the Stasheff polytope", to appear in the
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"Cyclic homology theory"
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"Combinatorial Hopf Algebras"
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"Generalized bialgebras and triples of operads" pdf .
Astérisque No. 320 (2008), x+116 pp.
"Parastatistics Algebra, Young Tableaux and the Super Plactic
Monoid"with T. Popov, Int. J. Geom. Methods Mod. Phys. 5 (2008),
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"Parastatistics algebra and super semistandard Young tableaux"with
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Popov, Proceedings of "Lie theory and its Applications in Physics",
Varna 2007. VI.Dobrev and al. eds., Heron Press, Sofia (2008),
423--430. ArXiv:0711.3648, pdf
"Coassociative magmatic bialgebras and the Fine numbers",
with R. Holtkamp and M. Ronco. J.Alg.Comb. 28 no 1 (2008), 97--114. pdf
"On the algebra of quasi-shuffles", Manuscripta
Mathematica 123, no 1, (2007), 79--93. ArXiv:math.RA/0609125, pdf
"On restricted Leibniz algebras" with I.Dokas, pdf , Communications in Algebra
34 (2006), no 12, 4467--4478. ArXiv:math.RA/0506473
"Completing the operadic butterfly" pdf , Georgian Math Journal 13
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"Parking functions and triangulation of the associahedron"Proceedings
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the Street's fest, Contemporary Math. AMS 431, (2007), 327--340. pdf , ArXiv:mathAT/0510380
"On the structure of cofree Hopf algebras", with M. Ronco,
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