Physica A: Statistical Mechanics and its Applications
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 7 > 1248-1257
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 8 > 1486-1503
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 20 > 3566-3572