Dashjav, E., Prots, Y., Kreiner, G., Schnelle, W., Wagner, F. R., & Kniep, R. (2008). Chemical bonding analysis and properties of La7Os4C9 - A new structure type containing C- and C2-units as Os-coordinating ligands. Journal of Solid State Chemistry, 181, 3121-3130. doi:10.1016/j.jssc.2008.08.005.