NUMERICAL SIMULATION OF TWO DIMENSIONAL TRANSIENT NATURAL CONVECTION HEAT TRANSFER FROM ISOTHERMAL HORIZONTAL CYLINDRICAL ANNULI . jcoeng [Internet]. 2007 Jun. 1 [cited 2024 Nov. 24];13(02):1429-44. Available from: https://joe.uobaghdad.edu.iq/index.php/main/article/view/2458