FeynRules - Feynman rules made easy. - Neil D. Christensen; Claude Duhr (Comput. Phys. Commun., 2009)

SLHAplus: A library for implementing extensions of the standard model. - Geneviève Bélanger; Neil D. Christensen; Alexander Pukhov; A. Semenov (Comput. Phys. Commun., 2011)

CalcHEP 3.4 for collider physics within and beyond the Standard Model. - Alexander Belyaev; Neil D. Christensen; Alexander Pukhov (Comput. Phys. Commun., 2013)

FeynRules 2.0 - A complete toolbox for tree-level phenomenology. - Adam Alloul; Neil D. Christensen; Céline Degrande; Claude Duhr; Benjamin Fuks (Comput. Phys. Commun., 2014)

Diagonalizing the Hamiltonian of λφ4 theory in 2 space-time dimensions. - Neil D. Christensen (Comput. Phys. Commun., 2018)