Ishak Usman, et al. “An Analysis Of Flow Capacity Variation and Distance Between Louvered Strip Constant Angle 25o Of Heat Transfer and Pressure Decrease On The Heat Exchanger”. Technium: Romanian Journal of Applied Sciences and Technology, vol. 17, no. 1, Nov. 2023, pp. 168-72, doi:10.47577/technium.v17i.10068.