Citation: Mei, Dajiang; Yin, Wenlong; Bai, Lei; Lin, Zheshuai; Yao, Jiyong; Fu, Peizhen; Wu, Yicheng (2011). BaAl4Se7: a new infrared nonlinear optical material with a large band gap.. Dalton transactions (Cambridge, England : 2003), 40, pp. 3610-3615.