1. The lower electronic levels of the radicals CH, CH2, CH3, NH, NH2, BH, BH2and BH3
2. 557. Bent bonds in cycloalkanes
3. Hybridization by the maximum overlap method
4. B. Roos, C. Salez, A. Veillard and E. Clementi, A. General Program for calculation of Atomic SCF Orbitals by the Expansion Method. Copies available from IBM Thomas J. Watson Research Center, P.O. Box 218, Yorktown Heights, New York, 10598.