Physica A: Statistical Mechanics and its Applications
Physica A: Statistical Mechanics and its Applications > 2003 > 330 > 1-2 > 246-252
Physica A: Statistical Mechanics and its Applications > 2010 > 389 > 15 > 2920-2929
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 14 > 2728-2737