Mohammed R. Abood, Aomed Ahmed Mohammed and Ibrahim Hameed Ibrahim (2023) “Suitability of Injana Sandstone rocks for building Stone and Rail way ballast stone ̸ Ketol area ̸ Sulymania Governorate”, Tikrit Journal of Pure Science, 20(5), pp. 106–116. doi: 10.25130/tjps.v20i5.1246.