TY - JOUR AU - Apell, S AU - Penn, David AU - Johansson, P C2 - Physical Review B (Condensed Matter and Materials Physics) DA - 2000-01-01 00:01:00 LA - en M1 - 61 PB - Physical Review B (Condensed Matter and Materials Physics) PY - 2000 TI - Circularly Polarized Light Emission in Scanning Tunneling Microscopy of Magnetic Systems ER -