Pengfei Chen, Xinggao Ji, Zhao Zhao, Jie Zeng, Genfeng Feng, Congqing Zhu, Jin Xie, Jun Zhu, Miquel Solà, Qin Zhu. "Formally Triplet Aluminyl Anions within the [Al
                    <sub>2</sub>
                    Pd
                    <sub>2</sub>
                    ]
                    <sup>2–</sup>
                    Cluster Stabilized by All-Metal Double Aromaticity." Journal of the American Chemical Society (2026). https://doi.org/10.1021/jacs.5c21125