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Cabra, D. C., De Martino, A., Honecker, A., Pujol, P. and Simonetti, P. (2001). Emergence of Irrationality: Magnetization Plateaux in Modulated Hubbard Chains. Physical Review B (PRB), 63(9), doi: 10.1103/PhysRevB.63.094406

Cabra, D. C., De Martino, A., Honecker, A., Pujol, P. and Simonetti, P. (2000). Doping-dependent magnetization plateaux in p-merized Hubbard chains. Physics Letters A, 268(4-6), doi: 10.1016/S0375-9601(00)00210-3