1. M. Hagan , Clathrate Inclusion Compounds, Reinhold Publ. Corp., New York, 1962.
2. L. Mandelcorn , Non-Stoicheiometric Compounds, Academic Press, New York, 1964.
3. E. Weber , Molecular Inclusion and Molecular Recognition—Clathrates I: Topics in Current Chemistry, Vol. 140, Springer-Verlag, Berlin, Heidelberg, 1987.
4. E. Weber , Inclusion Compounds, Vol. 4, eds. J. L. Atwood, J. E. D. Davies and D. D. MacNicol, Oxford University Press, 1991, chapter 5.
5. Molecular complexes of acetylene alcohols with n- and χ-donors