Tsuchiya Takahiro; Kumashiro Ryotaro; Tanigaki Katsumi; et al. (2008). „Nanorods of Endohedral Metallofullerene Derivative”. Journal of the American Chemical Society. 130 (2): 450—451. ISSN0002-7863. PMID18095695. doi:10.1021/ja710396n.
Guan Lunhui; Suenaga Kazu; Okubo Shingo; et al. (2008). „Metallic Wires of Lanthanum Atoms Inside Carbon Nanotubes”. Journal of the American Chemical Society. 130 (7): 2162—2163. ISSN0002-7863. PMID18225905. doi:10.1021/ja7103069.
Tsuchiya Takahiro; Kumashiro Ryotaro; Tanigaki Katsumi; et al. (2008). „Nanorods of Endohedral Metallofullerene Derivative”. Journal of the American Chemical Society. 130 (2): 450—451. ISSN0002-7863. PMID18095695. doi:10.1021/ja710396n.
Guan Lunhui; Suenaga Kazu; Okubo Shingo; et al. (2008). „Metallic Wires of Lanthanum Atoms Inside Carbon Nanotubes”. Journal of the American Chemical Society. 130 (7): 2162—2163. ISSN0002-7863. PMID18225905. doi:10.1021/ja7103069.
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Lide, D. R., ур. (2005). „Magnetic susceptibility of the elements and inorganic compounds”. CRC Handbook of Chemistry and Physics(PDF) (86th изд.). Boca Raton (FL): CRC Press. ISBN0-8493-0486-5. Архивирано из оригинала 03. 03. 2011. г. Приступљено 14. 01. 2021.CS1 одржавање: Неподобан URL (веза)
Tsuchiya Takahiro; Kumashiro Ryotaro; Tanigaki Katsumi; et al. (2008). „Nanorods of Endohedral Metallofullerene Derivative”. Journal of the American Chemical Society. 130 (2): 450—451. ISSN0002-7863. PMID18095695. doi:10.1021/ja710396n.
Guan Lunhui; Suenaga Kazu; Okubo Shingo; et al. (2008). „Metallic Wires of Lanthanum Atoms Inside Carbon Nanotubes”. Journal of the American Chemical Society. 130 (7): 2162—2163. ISSN0002-7863. PMID18225905. doi:10.1021/ja7103069.