ELECTRONIC STRUCTURE AND VIBRATIONAL PROPERTIES OF BA8SI46,BA8AGNSI46-N, AND BA8AUNSI46-N Статья Tse J.S., Iitaka T., Kume T., Shimizu H., Parlinski K., Fukuoka H., Yamanaka S. Physical Review B - Condensed Matter and Materials Physics. Том 72. 2005. С. 1-9