Hansen, D. F., Zhou, B., & Goicoechea, J. M. (2012). Further studies into the reactivity and coordination chemistry of [Ge 9] 4- Zintl ions. The indium-containing anions [In(Ge 9) 2] 5-, [(Ge 9) 2In(C 6H 5)] 4- and [Ge 9{In(C 6H 5) 3} 2] 4-. Journal of Organometallic Chemistry.

Hansen, D. F., et al. “Further Studies into the Reactivity and Coordination Chemistry of [Ge 9] 4- Zintl Ions. The Indium-Containing Anions [In(Ge 9) 2] 5-, [(Ge 9) 2In(C 6H 5)] 4- and [Ge 9{In(C 6H 5) 3} 2] 4-.” Journal of Organometallic Chemistry, 2012.

Hansen, DF, B Zhou, and JM Goicoechea. 2012. “Further Studies into the Reactivity and Coordination Chemistry of [Ge 9] 4- Zintl Ions. The Indium-Containing Anions [In(Ge 9) 2] 5-, [(Ge 9) 2In(C 6H 5)] 4- and [Ge 9{In(C 6H 5) 3} 2] 4-.” Journal of Organometallic Chemistry.