Staab, Heinz A. Department of Organic Chemistry, Max Planck Institute for Medical Research, Max Planck Society;
http://onlinelibrary.wiley.com/doi/10.1002/cber.19941270132/epdf (Any fulltext)
https://dx.doi.org/10.1002/cber.19941270132 (Any fulltext)
Staab, H. A., Carell, T., & Döhling, A. (1994). Photoinduced electron transfer in porphyrin-quinone cyclophanes, 9. Chemische Berichte, 127(1), 223-229. doi:10.1002/cber.19941270132.