TY - JOUR AU - Mintert,F AU - Buchleitner,A DO - 10.1103/PhysRevA.72.012336 PY - 2005/// SN - 1050-2947 TI - Concurrence of quasipure quantum states T2 - Physical Review A UR - http://dx.doi.org/10.1103/PhysRevA.72.012336 VL - 72 ER -