Guo, J., Wang, P., Yuan, Y., He, Q., Lu, J., Chen, T., Yang, S., Wang, Y., Erni, R., Rossell, M., Gopalan, V., Xiang, H., Tokura, Y., & Yu, P. (2018). Strain-induced ferroelectricity and spin-lattice coupling in SrMnO3 thin films. Physical review B - Condensed Matter and Materials Physics, 97(23), Article 235135. https://doi.org/10.1103/physrevb.97.235135