TY - JOUR AU - R. M. Khakimov AU - K. O. Umirzakova TI - Extremality of the~unique translation-invariant Gibbs measure for hard-core models on the~Cayley tree of order $k=3$ JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2021 SP - 112 EP - 124 VL - 206 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2021_206_1_a5/ LA - ru ID - TMF_2021_206_1_a5 ER -