1. The molecular structure and conformation of per-alkylated cyclohexanes Part I. 4,4,8,8,12,12-Hexamethyltrispiro [2,1,2,1,2,1] dodecane
2. Sterisch überladene Cyclohexane, 3. 4,4,8,8,12,12‐Hexamethyltrispiro[2.1.2.1.2.1]dodecan und 4,4,8,8,9,9,10,10‐Octamethyldispiro[2.1.2.3]decan – Zwei per(cyclo)alkylierte Cyclohexane in Twistbootkonformation
3. M.J. Frisch, G.W. Trucks, H.B. Schlegel, G.E. Scuseria, M.A. Robb, J.R. Cheeseman, V.G. Zakrzewski, J.A. Montgomery, Jr., R.E. Stratmann, J.C. Burant, S. Dapprich, J.M. Millam, A.D. Daniels, K.N. Kudin, M.C. Strain, O. Farkas, J. Tomasi, V. Barone, M. Cossi, R. Cammi, B. Mennucci, C. Pomelli, C. Adamo, S. Clifford, J. Ochterski, G.A. Petersson, P.Y. Ayala, Q. Cui, K. Morokuma, D.K. Malick, A.D. Rabuck, K. Raghavachari, J.B. Foresman, J. Cioslowski, J.V. Ortiz, A.G. Baboul, B.B. Stefanov, G. Liu, A. Liashenko, P. Piskorz, I. Komaromi, R. Gomperts, R.L. Martin, D.J Fox, T. Keith, M.A. Al-Laham, C.Y. Peng, A. Nanayakkara, M. Challacombe, P.M.W. Gill, B. Johnson, W. Chen, M.W. Wong, J.L. Andres, C. Gonzalez, M. Head-Gordon, E.S. Replogle, J.A. Pople, gaussian 98, Revision A.9, Gaussian, Inc., Pittsburgh PA, 1998.
4. Structure of cyclohexane determined by two independent gas electron-diffraction investigations