Olivero Novillo ML, Aguirre Pe J. Influence of roughness, aspect ratio and reynolds number on shea’r stress in channels and non-pressurized closed ducts. REV TEC FAC ING UNIV [Internet]. 1 [cited 2025Dec.6];28(1). Available from: https://produccioncientificaluz.org/index.php/tecnica/article/view/5870