Zaikina, J. V., Kovnir, K. A., Haarmann, F., Schnelle, W., Burkhardt, U., Borrmann, H., et al. (2008). The First Silicon-Based Cationic Clathrate III with High Thermal Stability: Si172-xPxTey (x = 2y, y > 20). Chemistry - A European Journal, 14, 5414-5422. doi:10.1002/chem.200800453.