TY - JOUR AU - Keith Burnett AU - John Cooper BT - Physical Review A DA - Jan-11-1980 DO - 10.1103/PhysRevA.22.2027 PY - 1980 SP - 2027 EP - 2043 T2 - Physical Review A TI - Collisional redistribution of radiation. II. The effects of degeneracy on the equations of motion for the density matrix VL - 22 SN - 0556-2791 ER -