KUNDU, DAMITRI, and KIRANMOY DAS. “A Quantile-Regression Approach to Bivariate Longitudinal Joint Modeling”. Journal of Statistical Research 58, no. 1 (August 14, 2024): 111–130. Accessed October 5, 2024. https://banglajol.info/index.php/JStR/article/view/75417.