Eric Maspaitella, Nicolas Titahelu, Cendy Sophia Edwina Tupamahu. Thermal Performance Improvement of a Counter-Flow Double-Pipe Heat Exchanger Using a Twisted Turbulator. jestm [Internet]. 2026 Mar. 30 [cited 2026 May 24];6(1):366-75. Available from: https://jes-tm.org/index.php/jestm/article/view/387