Mounira, M.; Labbi , A.; Zaouche, C.; AOUN, Y.; BenRamache, S.; benhaoua, K. E Elaboration and Characterization of Doped NiO Thin Films Prepared by Spray Pyrolysisand Their Application in Gas Sensor Devices. J. Adv. Appl. Technol. Eng 2026, 1, 9-12.