(Preventive mechanisms and procedural rules developed to combat illegal speculation in low No: 15-21): (Preventive mechanisms and procedural rules developed to combat illegal speculation in low No: 15-21). Alijtihed [Internet]. 2023 Jun. 11 [cited 2026 Mar. 25];12(03):198-20. Available from: https://alijtihed.univ-tam.dz/article/view/64