1. L.
Pauling
, The Nature of Chemical Bond and the Structure of Molecules and Crystals: An Introduction to Modern Structural Chemistry, Cornell University Press, NY, 3rd edn, 1960
2. The Electronic Spectra of Aromatic Molecules I: Benzenoid Hydrocarbons
3. Small-Ring Compounds. X. Molecular Orbital Calculations of Properties of Some Small-Ring Hydrocarbons and Free Radicals1
4. G. C.
Schatz
and M. A.Ratner, Quantum Mechanics in Chemistry, Dover Publications, NY, 1st edn, 2002
5. N. J.
Turro
, J. C.Scaiano and V.Ramamurthy, Principles of Molecular Photochemistry: An Introduction, University Science Books, CA, 1st edn, 2009