1. W.J. Bouma, J.K. MacLeod and L. Radom, J. Am. Chem. Soc., in press.
2. W.J. Hehre, W.A. Lathan, R. Ditchfield, M.D. Newton and J.A. Pople, Program No. 236, Q.C.P.E., University of Indiana, Bloomington, Indiana
3. D. Poppinger, M.A. Vincent, A.L. Hinde and L. Radom, unpublished.
4. V.R. Saunders and M.F. Guest, ATMOL 3 Users Guide, Science Research Council, Daresbury, Warrington, Gt. Britain.
5. Self‐Consistent Molecular‐Orbital Methods. IX. An Extended Gaussian‐Type Basis for Molecular‐Orbital Studies of Organic Molecules