L. Jun, Z. Yu-Feng, Q. Zhi-Jie, N. Xiao-Li, L. Dong-Sheng, і L. Ping-Lin, «Theoretic specific heat from spin wave in comparison with experimental results in Fe-oxide superconductors», Fiz. Nizk. Temp., вип. 36, вип. 7, с. 776–781, Трав 2010.