The Site Preference of Al and Ga in Mixed Doped Li7−3(x+y)GaxAlyLa3Zr2O12 Garnet Solid Solutions with x, y ∈ 0.1, 0.2, …, 0.8 ∧ y + x ≤ 0.8 and its Influence on Li-Ion Mobility - Rettenwander, Daniel; Schmidt, Walter; Arrer, Christian; Wilkening, Martin; Amthauer, Georg (Diffusion Fundamentals, 2014)