«Ground states of molecules. 38. The MNDO method. Approximations and parameters». Journal of the American Chemical Society. 99. doi:10.1021/ja00457a004
«Development and use of quantum molecular models. 75. Comparative tests of theoretical procedures for studying chemical reactions». Journal of the American Chemical Society. 107. doi:10.1021/ja00299a024
«Optimization of parameters for semiempirical methods I. Method». The Journal of Computational Chemistry. 10. doi:10.1002/jcc.540100208
«Optimization of Parameters for Semiempirical Methods V: Modification of NDDO Approximations and Application to 70 Elements». The Journal of Molecular Modeling. 13. doi:10.1007/s00894-007-0233-4