Ya-Shan Huang, Hong-Lei Xu, Wen-Juan Tian, Zi-Sheng Li, Sílvia Escayola, Miquel Solà, Alvaro Muñoz-Castro, Zhong-Ming Sun. "[Co<sub>3</sub>@Ge<sub>6</sub>Sn<sub>18</sub>]<sup>5–</sup>: A Giant σ-Aromatic Cluster Analogous to H<sub>3</sub><sup>+</sup> and Li<sub>3</sub><sup>+</sup>." Journal of the American Chemical Society (2025). https://doi.org/10.1021/jacs.4c16401