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Physica A: Statistical Mechanics and its Applications > 2003 > 322 > Complete > 432-448
Physics Letters A > 2003 > 310 > 5-6 > 465-472
Physics Letters A > 2002 > 305 > 3-4 > 196-203
Physics Letters A > 2002 > 302 > 4 > 203-210
Physica A: Statistical Mechanics and its Applications > 1998 > 250 > 1-4 > 517-534