The Occurrences and Formation of Ladderback Ripples on Barchans Dunes of Najaf Dunes Field, Iraq, in Aeolian Environments. Iraqi Journal of Science [Internet]. 2021 May 30 [cited 2024 Nov. 22];62(5):1598-604. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/3134