@article{701395,
     title = {Critical curves in nonstandard Potts models},
     booktitle = {Proceedings of the Winter School "Geometry and Physics"},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {1985},
     pages = {[137]-139},
     mrnumber = {MR0853136},
     url = {http://dml.mathdoc.fr/item/701395}
}

Kwaśniewski, A. K. Critical curves in nonstandard Potts models, dans Proceedings of the Winter School "Geometry and Physics", GDML_Books,  (1985), pp. [137]-139. http://gdmltest.u-ga.fr/item/701395/