Citation: Cui, Yanjie; Assoud, Abdeljalil; Kleinke, Holger (2009). Synthesis and Structural and Physical Properties of New Semiconducting Quaternary Tellurides: Ba~4~Ag~3.95~Ge~2~Te~9~ and Ba~4~Cu~3.71~Ge~2~Te~9~. Inorganic chemistry, 48, pp. 5313-5319.