Lu, Wen-Fa; Cai, Tuo; Koo Kim, Chul - In: Physica A: Statistical Mechanics and its Applications 378 (2007) 2, pp. 255-272
For the generalized statistical mechanics based on the Tsallis entropy, a variational perturbation approximation method with the principle of minimal sensitivity is developed by calculating the generalized free energy up to the third order in variational perturbation expansion. The approximation...