Sugeno, M. (2011). Ordinal Preference Models Based on S-Integrals. International Journal of Intelligent Technologies and Applied Statistics, 4(4), 431-449. https://doi.org/10.6148/IJITAS.2011.04.04.02
Lou, S. L., & Wu, S. H. (2000). Three-Dimensional Ising Model and Transfer Matrices. Chinese Journal of Physics, 38(4), 841-854. https://www.airitilibrary.com/Article/Detail?DocID=05779073-200008-201210230016-201210230016-841-854