Mohammed R. Abood, Aomed Ahmed Mohammed, Ibrahim Hameed Ibrahim. Suitability of Injana Sandstone rocks for building Stone and Rail way ballast stone ̸ Ketol area ̸ Sulymania Governorate. Tikrit J. Pure Sci. [Internet]. 2023 Feb. 10 [cited 2024 May 11];20(5):106-1. Available from: https://tjps.tu.edu.iq/index.php/tjps/article/view/1246