Khashi’ie, Najiyah Safwa, Ezad Hafidz Hafidzuddin, Norihan Md Arifin, and Nadihah Wahi. 2021. “Stagnation Point Flow of Hybrid Nanofluid over a Permeable Vertical Stretching/Shrinking Cylinder With Thermal Stratification Effect”. CFD Letters 12 (2):80-94. https://www.akademiabaru.com/submit/index.php/cfdl/article/view/3215.