Hi there, can anyone recommend good introductory papers or books for the use of DFT methods in chemistry with special attention to practical considerations (which method to use, caveats, etc.)? Thanks in advance Dietmar -- Dietmar Kaiser Institut fuer Organische Chemie, Universitaet Tuebingen Auf der Morgenstelle 18, 72076 Tuebingen, Germany e-mail: dietmar.kaiser (+ at +) uni-tuebingen.de