1. Monographs in Supramolecular Chemistry;Gutsche,1989
2. Monographs in Supramolecular Chemistry;Gutsche,1998
3. Monographs in Supramolecular Chemistry;Gutsche,2008
4. References
5. Calix[4]naphthalenes: cyclic tetramers of 1-naphthol and formaldehyde;Georghiou;Tet Lett.,1993