TY - JOUR KW - paper KW - theory AU - J Berger AU - Lucia Reining AU - Francesco Sottile BT - The European Physical Journal B DO - 10.1140/epjb/e2012-30237-5 PB - Springer-Verlag PY - 2012 SP - 1 EP - 10 T2 - The European Physical Journal B TI - Efficient calculation of the polarizability: a simplified effective-energy technique UR - http://dx.doi.org/10.1140/epjb/e2012-30237-5 VL - 85 SN - 1434-6028 ER -