Sudiono S, Sundari R, Anggraini R. FIBERGLASS CIRCULAR TURBULATOR IN COUNTER FLOW DOUBLE PIPE HEAT EXCHANGER: A STUDY OF HEAT TRANSFER RATE AND PRESSURE DROP. Sinergi [Internet]. 2020 Nov. 8 [cited 2026 Jun. 3];25(1):51-8. Available from: https://publikasi.mercubuana.ac.id/index.php/sinergi/article/view/8179