GEOM: A new tool for molecular modelling based on distance geometry calculations with NMR data. - Michel F. Sanner; Armin Widmer; Hans Senn; Werner Braun (J. Comput. Aided Mol. Des., 1989)

Absolute free energies of binding of peptide analogs to the HIV-1 protease from molecular dynamics simulations. - Christian Bartels; Armin Widmer; Claus Ehrhardt (J. Comput. Chem., 2005)