Sjaiful, Muh., Muh. Nazar, and Zahrowati Zahrowati. 2022. “The Values for Justice in the Trade Contract in Islamic Law”. Technium Social Sciences Journal 34 (1). Constanta, Romania:312-19. https://www.techniumscience.com.techniumscience.pluscommunication.eu/index.php/socialsciences/article/view/6085.