• Five interpretations of the Faà di Bruno's formula, strasbourg.pdf
  Slides of a talk at the meeting Dyson-Schwinger Equations and Faà di Bruno Hopf Algebras in Physics and Combinatorics,
  IRMA Strasbourg, June 27 - July 1, 2011.

• Hopf algebras and renormalization in physics, banff.pdf
  Slides of a talk at the meeting Combinatorial Hopf algebras,
  Banff International Research Station, Canada, August 28 - September 2, 2004.

• The Hopf algebra of tree-expanded series, montreal.ps
  Slides of a talk at the Special Session on Combinatorial Hopf algebras,
  AMS meeting #976 in Montréal, May 3-5, 2002.