Citation: Negas, T.; Roth, R.S.; Parker, S.; Brower, W.S. (1973). Crystal chemistry of lithium in octahedrally coordinated structures. I. Synthesis of Ba8 (Me6 Li2) O24 (Me = Nb or Ta) and Ba10 (W6 Li4) O30. II. The tetragonal bronze phase in the system Ba O - Nb2 O5 Li2 O. Journal of Solid State Chemistry, 8, pp. 1-13.