Muniz, R.D.F. and Sojodi, S. 2026. Experimental Investigation of Skin-Friction Drag Reduction over a Flat Plate Using Rectangular Obstacles in a Turbulent Boundary Layer. Mechanical Technology and Engineering Insights. 1, 3 (Jun. 2026), 152–159. DOI:https://doi.org/10.48313/mtei.v1i3.58.