TY - JOUR AU - Raju Datla AU - J Roberts AU - A Bhatia C2 - Physical Review A (Atomic, Molecular and Optical Physics) DA - 1991-01-01 LA - en M1 - 43 PB - Physical Review A (Atomic, Molecular and Optical Physics) PY - 1991 TI - Relative Populations of Excited Levels within the Ground Configuration of Si-like CU, Zn, Ge and Se Ions ER -