Oum keltoum, K., & Ahmed, B. (2017). The Steps Of Forming Of Solid Solution Noted (PZT-PSN-YMN) And Structural Characterization Of These Ceramic Materials. Science Des MatéRiaux (Laboratoire LARHYSS), 9(01). Téléchargé le de http://revues.univ-biskra.dz/index.php/sdm/article/view/2165