1. L Castellani and J Wess (Eds.), Quantum groups and their applications in physics,Proc. Int. School of Physics ‘Enrico Fermi’ — Course CXXVII (IOS Press, Amsterdam, 1996)
2. M Chaichian and A Demichev,Introduction to quantum groups (World Scientific, Singapore, 1996)
3. D Bonatsos and C Daskaloyannis,Prog. Part. Nucl. Phys. 43, 537 (1999), e-print: nuclth/9909003
4. D Bonatsos, N Karoussos, P P Raychev and R P Roussev,Cond. Matt. Theor. 15, 25 (2000), e-print:quant-ph/0105143
5. C Tsallis,J. Stat. Phys. 52, 479 (1988)