Physica A: Statistical Mechanics and its Applications
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 17 > 2995-3001
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 20 > 3541-3550
Physica A: Statistical Mechanics and its Applications > 2011 > 390 > 23-24 > 4388-4395