1. L. Gattermann, H. Wieland, Die Praxis des Organischen Chemikers, Walter de Gruyter & Co., Berlin, 40 th ed., 1961, p. 361.
2. E. Giglio, Inclusion Compounds of Deoxycholic Acid, in: Inclusion Compounds, J. P. Atwood, J. E. D. Davies, D. D Macnicol (Eds), Academic Press, London, Vol. 2, 1984, p. 207.
3. M. Miyata, K. Sada, N. Yoswathanamont, Deoxycholic, Cholic and Apocholic Acid, in: Encyclopedia of Supramolecular Chemistry, J. P. Atwood, J. W. Steed (Eds), CRC Press, Boca Raton, 2004.
4. K. Takemoto, M. Miyata, J. Macromol. Sci. Rev. Macromol. Chem., C18 (1980) 83.
5. M. Farina, Inclusion Polymerization, in: Inclusion Compounds, J. P. Atwood, J. E. D. Davies, D. D. Macnicol (Eds), Academic Press, London, Vol. 3, 1984, p. 297.