Discovery of the K4 Structure Formed by a Triangular π Radical Anion

1. Mizuno, A.
2. Shuku, Y.
3. Suizu, R.
4. Matsushita, M.M.
5. Tsuchiizu, M.
6. Reta Mañeru, D.
7. Illas, F.
8. Robert, V.
9. Awaga, K.