Chaito, Tanachot, Pimwarat Nanthaprut, Nawapon Nakharutai, and Manad Khamkong. 2022. “The Length-Biased Gamma-Rayleigh Distribution With Applications”. Thailand Statistician 20 (2):293-307. https://ph02.tci-thaijo.org/index.php/thaistat/article/view/246342.