Swapnil S Gangurde, Manish Sharma, and Yogesh Tembhurne. “HEAT TRANSFER IMPROVEMENT OF CROSS FLOW HEAT EXCHANGER USING HYBRID NANO FLUIDS EXPERIMENTALY”. International Journal of Advance Research in Engineering, Science & Technology, vol. 5, no. 6, June 2018, pp. 90-94, https://ijarest.org/index.php/ijarest/article/view/1769.