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Brügger, Christoph; Hofmann, C.P.; Kämpfer, Florian; Pepe, Michele; Wiese, Uwe-Jens (2008). Spiral phases and two-particle bound states from a systematic low-energy effective theory for magnons, electrons, and holes in an antiferromagnet. Physica B-Condensed Matter, 403(5-9), pp. 1447-1449. Elsevier 10.1016/j.physb.2007.10.168
Brügger, Christoph; Kämpfer, Florian; Pepe, Michele; Wiese, Uwe-Jens (2006). Magnon-Mediated Binding between Holes in an Antiferromagnet. European physical journal. B - condensed matter and complex systems, 53(4), pp. 433-437. Les Ulis (F): EDP Sciences 10.1140/epjb/e2006-00398-y
