Citation: Hong-Xia Zhang; Jie Zhang; Shou-Tian Zheng; Guo-Ming Wang; Guo-Yu Yang (2004). K2[Ge(B4O9)].2H2O: A Unique 3D Alternating Linkage Mode of a B4O9 Cluster and GeO4 Unit in Borogermanate with Two Pairs of Interweaving Double Helical Channels. Inorganic Chemistry, 43, pp. 6148-6150.