1. B. Engels, S. D. Peyerimhoff
Theoretical study of the bridging in b-Halo Ethyl
J. Mol. Struct. (Theochem), 1986, 138, 59-68.
2. B. Engels, S. D. Peyerimhoff, E. R. Davidson
Calculation of hyperfine coupling constants : An ab initio MRD-CI study for nitrogen to analyse the effects of the basis sets and CI parameter
Mol. Phys., 1987, 62, 109-127.
3. B. Engels, S. D. Peyerimhoff
Study of the 1s and 2s shell contributions to the isotropic hyperfine coupling constant in nitrogen
J. Phys. B: At. Mol. Opt. Phys, 1988, 21, 3459-3471.
4. B. Engels, S. D. Peyerimhoff, S. P. Karna, F. Grein
The hyperfine coupling constants of the five lowest states of CH : An ab initio MRD-CI study
Chem. Phys. Lett, 1988, 152, 397-401.
