@article{SM_1999_190_2_a1,
     author = {N. N. Ganikhodzhaev and U. A. Rozikov},
     title = {On unordered phases of certain models on {a~Cayley} tree},
     journal = {Sbornik. Mathematics},
     pages = {193--203},
     publisher = {mathdoc},
     volume = {190},
     number = {2},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1999_190_2_a1/}
}