A. H. A Hamid, M. H. Jamaludin, M. H. M. Noh, and M. A. M. Sapardi, “Wake Modifications in Confined Flows Due to the Presence of a Downstream Cylinder in Staggered Arrangement”, IJET, vol. 7, no. 4.27, pp. 132–136, Nov. 2018, doi: 10.14419/ijet.v7i4.27.22500.