Qaid, Ali M., Naji Alqubati, and Ali M. Al-Hawbani. “Physical and Geochemical Assessment of Limestone of Amran Group in Arhab Area-North Sana’a For Industrial Uses”. Technium BioChemMed 2, no. 2 (June 4, 2021): 28–38. Accessed April 18, 2026. https://www.techniumscience.com/index.php/biochemmed/article/view/3617.