TI - First principles study of structural and electronic properties of binary strontium chalcogenides under pressure AU - HAIRECHE, S. AU - BENMAKHLOUF, A. AU - BOUCHENAFA, M. AU - MAABED, S. AU - BOUHAMIDA, M. AU - SIDOUMOU, M. SO - Sigma Journal of Engineering and Natural Sciences 2023;41:1231-1242. DO - 10.14744/sigma.2023.00142