1. S. W. Benson, F. R. Cruickshank, D. M. Golden, et al., Chem. Rev. 69(3), 279 (1969).
2. M. W. Chase, Jr., C. A. Davies, J. R. Downey, Jr., and D. J. Frurip, J. Phys. Chem. Ref. Data 14 (Suppl. 1), 1 (1985).
3. W. G. Mallard and P. J. Linstrom, NIST Chemistry Web-Book: NIST Standard Reference Database No. 69 (National Institute of Standards and Technology, Gaithersburg, 2000).
4. C. D. Nenitescu, Chimie organica (Ed. tehnica, Bucuresti, 1960; Inostrannaya Literatura, Moscow, 1963).
5. M. J. Frisch, G. W. Trucks, H. B. Schlegel, et al., Gaussian 98: Revision A.7 (Gaussian Inc, Pittsburg, PA, 1998).