1. Hartree-Fock Ab Initio Treatment of Crystalline Systems;Pisani,1988
2. CRYSTAL 88 — An ab initio all electron LCAO Hartree-Fock program for periodic systems;Dovesi,1989
3. CRYSTAL 95, Università di Torino and Daresbury Laboratory, to be published.
4. As presented, for example;Zupan;Int. J. Quant. Chem.,1995