@article {9584,
	title = {Theoretical modeling and simulations of perovskite ferroelectrics: From phenomenological approaches to ab initio},
	journal = {Current Opinion in Solid State and Materials Science},
	year = {2006},
	pages = {40-51},
	doi = {10.1016/j.cossms.2006.06.002},
	author = {Wenhui Duan and Zhi-Rong Liu}
}
