فهرس المقالات Khyber Formation حرية الوصول المقاله صفحة الملخص نص كامل 1 - The evaluation of Khyber limestone in Pakistan for using as road aggregate based on geotechnical properties Naveed Rehman Syed Haroon Ali Zahid Ullah Muhammad Kashif Muhammad Arslan Abid Atif Saleem Amjad Ali Muhammad Yaseen 10.30495/ijes.2022.1939526.1650