The effective dipole moment of a molecule and intermolecular interactions with π-electron participation

R. West, J. Amer. Chem. Soc.,81, 1614 (1959); S. Suruki, H. Tsuboi, and T. Shimanouchi. J. Chem. Phys.32, 1263 (1960). J. Richards and S. Walker, Trans. Faraday Soc.,57, 399, 412 (1961). S. Nagakura and H. Baba, J. Amer. Chem. Soc.,74, 845 (1952); A. Few and J. Smith, J. Chem. Soc., 3057 (1949). A. Weith, M. Hobbs, and P. Gross, J. Amer. Chem. Soc.,70, 805 (1948). F. Frank, Proc. Roy. Soc. A 152, 171 (1935); G. Klages and E. Klopping, Z. Elektrochem.,57, 369 (1953). G. Briegleb, Zwischenmolekülare Krafte und Molekülstrukture, Stuttgart (1937). O. A. Osipov, V. I. Minkin, and Yu. B. Kletenik, Handbook of Dipole Moments [in Russian], Izd-vo Rostov Un-ta (1961). L. Bellamy, H. Hallam, and R. Williams, Trans. Faraday Soc.,54, 1120 (1958).