Jun, L., Yu-Feng, Z., Zhi-Jie, Q., Xiao-Li, N., Dong-Sheng, L., & Ping-Lin, L. (2010). Theoretic specific heat from spin wave in comparison with experimental results in Fe-oxide superconductors. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, 36(7), 776–781. https://doi.org/10.1063/1.3479290