Citation: Roca, M.; Marcos, M. D.; Amoros, P.; Alamo, J.; Beltran-Porter A; Beltran-Porter D (1997). Synthesis and crystal structure of a novel lamellar barium derivative: Ba(VOPO4)2*4H2O. Synthetic pathways for layered oxovanadium phosphate hydrates M(VOPO4)2*nH2O. Inorganic Chemistry, 36, pp. 3414-3421.