On Catalan trees and the Jacobian conjecture. Singer, Dan (2001) The Electronic Journal of Combinatorics [electronic only]
On Davis-Januszkiewicz homotopy types I: formality and rationalisation. Notbohm, Dietrich, Ray, Nigel (2005) Algebraic & Geometric Topology
On highly closed cellular algebras and highly closed isomorphisms. Evdokimov, Sergei, Ponomarenko, Ilia (1999) The Electronic Journal of Combinatorics [electronic only]
On the most weight w vectors in a dimension k binary code. Kramer, Joshua Brown (2010) The Electronic Journal of Combinatorics [electronic only]
Operads and algebraic combinatorics of trees. Chapoton, Frédéric (2007) Séminaire Lotharingien de Combinatoire [electronic only]