Citation: Chai, Siqian; Xiong, Jianbo; Zheng, Yongshen; Shi, Rongchao; Xu, Jialiang (2020). Dielectric phase transition of an A2BX4-type perovskite with a pentahedral to octahedral transformation.. Dalton transactions (Cambridge, England : 2003), 49, pp. 2218-2224.