Shokuhi Rad, Ali, Ali Mirabi, and Sadaf Ahmadizadeh. 2019. “Graphene Oxide Enhances SBA-15 Ability towards Preconcentration As Well As Determination of Barbiturate Drug in Real Samples”. Kuwait Journal of Science 46 (1). https://journalskuwait.org/kjs/index.php/KJS/article/view/5300.