Ege, Günter Max Planck Institute for Medical Research, Max Planck Society;
Staab, Heinz A. Department of Organic Chemistry, Max Planck Institute for Medical Research, Max Planck Society;
https://www.tandfonline.com/doi/abs/10.1080/00268977700100841?needAccess=true#aHR0cHM6Ly93d3cudGFuZGZvbmxpbmUuY29tL2RvaS9wZGYvMTAuMTA4MC8wMDI2ODk3NzcwMDEwMDg0MT9uZWVkQWNjZXNzPXRydWVAQEAw (Any fulltext)
https://doi.org/10.1080/00268977700100841 (Any fulltext)
Vogler, H., Ege, G., & Staab, H. A. (1977). Simple MO calculations of the zero-field splitting parameters of cyclophanes. Molecular Physics, 33(4), 923-932. doi:10.1080/00268977700100841.