Naimi, N.; Rekik, B.; Lanez, I.; Derbal, M.; Benharrat, L.; Bendaoud, Z. Structural and Optical Properties of LiGd1-xLux(WO4)2 Co-Doped With Yb3+/Er3+ Synthesized via Solid State Reaction Method. East Eur. J. Phys. 2026, 357-369.