Samwel, Susan W, Zhipeng Liang, Yousry S Hanna, Adel T Roman, Xingwei Han, and Makram Ibrahim. “Changchun SLR Data Analysis Using Different Techniques”. Annals of Mathematics and Physics 5, no. 2 (July 7, 2022): 074–080. Accessed January 10, 2025. https://www.peertechzpublications.us/amp/article/view/AMP-5-142.