Skobridis, K., Theodorou, V., Alivertis, D., Seichter, W., Weber, E., & Csöregh, I. (2007). Crystalline Complexes of 2,2'-Bis(9-hydroxy-9-fluorenyl)biphenyl Host with Oligofunctional and Conjugate Functional Group Guests. Supramolecular Chemistry, 19(6), 373-382. https://doi.org/10.1080/10610270600987895

Skobridis, Konstantinos, Vassiliki Theodorou, Dimitrios Alivertis, Wilhelm Seichter, Edwin Weber, and Ingeborg Csöregh. "Crystalline Complexes of 2,2'-Bis(9-hydroxy-9-fluorenyl)biphenyl Host with Oligofunctional and Conjugate Functional Group Guests." Supramolecular Chemistry 19, no. 6 (2007): 373-382. https://doi.org/10.1080/10610270600987895.

Skobridis, Konstantinos, et al. "Crystalline Complexes of 2,2'-Bis(9-hydroxy-9-fluorenyl)biphenyl Host with Oligofunctional and Conjugate Functional Group Guests." Supramolecular Chemistry, vol. 19, no. 6, 2007, pp. 373-382, https://doi.org/10.1080/10610270600987895.