Fässler TF, Hoffmann R. Clusters of the Heavier Elements of Main Groups 14–16: A Novel Synthetic Route for Polyanions in Molten Crown Ether. Chimia [Internet]. 1998 Apr. 29 [cited 2024 Apr. 20];52(4):158. Available from: https://www.chimia.ch/chimia/article/view/1998_158