Silva, J. L., T. Kuna, and Yu. G. Kondratiev. “Marked Gibbs Measures via Cluster Expansion”. Methods of Functional Analysis and Topology 4, no. 4 (December 25, 1998): 50–81. Accessed December 18, 2025. https://zen.imath.kiev.ua/index.php/mfat/article/view/75.