The exact solution is found for the problem of phase transition in the Potts model and the Potts model with competing ternary and binary interactions with external magnetic field.
@article{1534,
title = {The exact solution of the Potts models with external magnetic field on the Cayley tree},
journal = {CUBO, A Mathematical Journal},
volume = {7},
year = {2005},
language = {en},
url = {http://dml.mathdoc.fr/item/1534}
}
Ganikhodjaev, Nasir; Temir, Seyit; Akin, Hasan. The exact solution of the Potts models with external magnetic field on the Cayley tree. CUBO, A Mathematical Journal, Tome 7 (2005) 10 p. http://gdmltest.u-ga.fr/item/1534/