Chaito, T., P. Nanthaprut, N. Nakharutai, and M. Khamkong. “The Length-Biased Gamma-Rayleigh Distribution with Applications”. Thailand Statistician, vol. 20, no. 2, Mar. 2022, pp. 293-07, https://ph02.tci-thaijo.org/index.php/thaistat/article/view/246342.