Citation: Md. Gould et Js. Battle, SPIN-DEPENDENT UNITARY-GROUP APPROACH TO THE PAULI-BREIT HAMILTONIAN .1. 1ST-ORDER ENERGY-LEVEL SHIFTS DUE TO SPIN-ORBIT INTERACTIONS, The Journal of chemical physics, 98(11), 1993, pp. 8843-8851
Citation: Pj. Burton et Md. Gould, A UNITARY-GROUP FORMULATION OF THE COMPLETE ACTIVE SPACE CONFIGURATION-INTERACTION METHOD .2. AN APPROACH BASED ON THE SUBGROUP CHAIN T-OF-OR-EQUAL-TO-U(N0)XU(N1)XU(N2)(N1+N2)SUPERSET), The Journal of chemical physics, 96(7), 1992, pp. 5261-5271