Tu, Wangshu, and Sanjeena Subedi. “Penalized Logistic Normal Multinomial Factor Analyzers for High Dimensional Compositional Data”. Journal of Statistical Research 56, no. 2 (July 9, 2023): 185–216. Accessed March 13, 2026. https://www.banglajol.info/index.php/JStR/article/view/67469.