Free quasi-symmetric functions, product actions and quantum field theory of partitions - Gérard Henry Edmond Duchamp; Jean-Gabriel Luque; Karol A. Penson; Christophe Tollu (CoRR, 2004)

Feynman graphs and related Hopf algebras - Gérard Henry Edmond Duchamp; Pawel Blasiak; Andrzej Horzela; Karol A. Penson; Allan I. Solomon (CoRR, 2005)

A multipurpose Hopf deformation of the Algebra of Feynman-like Diagrams - Gérard Henry Edmond Duchamp; Allan I. Solomon; Pawel Blasiak; Karol A. Penson; Andrzej Horzela (CoRR, 2006)

Hopf Algebras in General and in Combinatorial Physics: a practical introduction - Gérard Henry Edmond Duchamp; Pawel Blasiak; Andrzej Horzela; Karol A. Penson; Allan I. Solomon (CoRR, 2008)

Approximate substitutions and the normal ordering problem - H. Cheballah; Gérard Henry Edmond Duchamp; Karol A. Penson (CoRR, 2008)

Rational Hadamard products via Quantum Diagonal Operators - Gérard Henry Edmond Duchamp; Silvia Goodenough; Karol A. Penson (CoRR, 2008)

Combinatorial Deformations: Twisting and Perturbations - Gérard Henry Edmond Duchamp; Christophe Tollu; H. Cheballah; Karol A. Penson; Gleb A. Koshevoy (CoRR, 2009)

Statistics on Graphs, Exponential Formula and Combinatorial Physics - Laurent Poinsot; Gérard Henry Edmond Duchamp; Silvia Goodenough; Karol A. Penson (CoRR, 2009)

Ladder Operators and Endomorphisms in Combinatorial Physics. - Gérard Duchamp; Laurent Poinsot; Allan I. Solomon; Karol A. Penson; Pawel Blasiak; Andrzej Horzela (Discret. Math. Theor. Comput. Sci., 2010)

On certain non-unique solutions of the Stieltjes moment problem. - Karol A. Penson; Pawel Blasiak; Gérard Duchamp; Andrzej Horzela; Allan I. Solomon (Discret. Math. Theor. Comput. Sci., 2010)

Definite integrals and operational methods. - D. Babusci; Giuseppe Dattoli; Gérard Henry Edmond Duchamp; Katarzyna Górska; Karol A. Penson (Appl. Math. Comput., 2012)

The Ramanujan master theorem and its implications for special functions. - Katarzyna Górska; D. Babusci; Giuseppe Dattoli; Gérard Henry Edmond Duchamp; Karol A. Penson (Appl. Math. Comput., 2012)

The spherical Bessel and Struve functions and operational methods. - D. Babusci; Giuseppe Dattoli; Katarzyna Górska; Karol A. Penson (Appl. Math. Comput., 2014)

Repeated derivatives of composite functions and generalizations of the Leibniz rule. - D. Babusci; Giuseppe Dattoli; Katarzyna Górska; Karol A. Penson (Appl. Math. Comput., 2014)

On Drinfel'd associators. - Gérard Duchamp; Ngoc Minh; Karol A. Penson (CoRR, 2017)

About Some Drinfel'd Associators. - Gérard H. E. Duchamp; Vincel Hoang Ngoc Minh; Karol A. Penson (CASC, 2018)