S. Soulayman, W. Sabbagh. An Algorithm for Determining Optimum Tilt Angle and Orientation for Solar Collectors. J. Solar Eneg. Res. Updat. [Internet]. 2014 Sep. 12 [cited 2024 May 10];1(1):19-30. Available from: https://www.zealpress.com/jms/index.php/jseru/article/view/8