On the relation between algebraic and configuration space calculations   of molecular vibrations
  The relation between algebraic and traditional calculations of molecular vibrations is investigated. An explicit connection between interactions in configuration space and the corresponding algebraic interactions is established. 
F. Perez-Bernal, R. Bijker, A. Frank, R. Lemus and J.M. Arias   (ICN/UNAM and University of Sevilla)