MNDO
Thiel, Walter (1996). “Extension of MNDO to d Orbitals: Parameters and Results for the Second-Row Elements and for the Zinc Group”. Journal of Physical Chemistry 100 (2): 616. doi:10.1021/jp952148o.
Thiel, Walter (1996). “Perspectives on Semiempirical Molecular Orbital Theory”. Advances in Chemical Physics 93: 703. doi:10.1002/9780470141526.ch10. ISBN 978-0-470-14152-6.
Dewar, Michael J. S. (1977). “Ground states of molecules. 38. The MNDO method. Approximations and parameters”. Journal of the American Chemical Society 99 (15): 4899. doi:10.1021/ja00457a004.