Encyclopedia of Computationsl Chemistry - Schleyer, Paul; Allinger, Norman L.; Clark, Timothy; Gasteiger, Johann; Kollman, Peter; Schaefer III, Henry F.; Schreiner, Peter R. (Wiley, 1998)
UnivIS-Import:2015-05-08:Pub.1998.nat.dchph.lthch.relati_0