Landau diamagnetism within T sallis thermostatistics and quantum groups S. F. Özeren, U. Tırnaklı, F. Büyükkılıç and D. Demirhan Eur. Phys. J. B, 2 1 (1998) 101-106 Published online: 15 March 1998 DOI: 10.1007/s100510050230