Citation: Xiandong Wang; Kevin R. Heier; Charlotte L. Stern; Kenneth R. Poeppelmeier (1998). Structural Comparison of Iron Tetrapolyvanadate Fe2V4O13 and Iron Polyvanadomolybdate Fe2V3.16Mo0.84O13.42: A New Substitution Mechanism of Molybdenum(VI) for Vanadium(V). Inorganic Chemistry, 37, pp. 6921-6927.