Citation: Porras-V\'azquez, Jos\'e Manuel; dos Santos_G\'omez, Luc\'ia; Marrero-L\'opez, David; Slater, Peter; Mas\'o, Nahum; Magras\'o, Anna; Losilla, Enrique R. R. (2016). Effect of tri- and tetravalent metal doping on the electrochemical properties of lanthanum tungstate proton conductors. Dalton Trans., , pp. -.