Konstantinides, Dimitrios, Remigijus Leipus, and Jonas Šiaulys. “A Note on Product-Convolution for Generalized Subexponential Distributions”. Nonlinear Analysis: Modelling and Control 27, no. 6 (October 19, 2022): 1054–1067. Accessed July 18, 2024. https://www.journals.vu.lt/nonlinear-analysis/article/view/29405.