Malawi, Abdulrahman Ali, and Amal T Al Ghamdi. “Photometric Analysis of Two Young Open Clusters: NGC 1545 and NGC 2099”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 48, no. 4 (October 18, 2019): 74–93. Accessed May 6, 2024. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/10373.