Strelits, Ch., and A. Miškelevičius. “Sur La Convergence Des Quelques intégrales Du Type Laplace—Stiltjes”. Lithuanian Mathematical Journal 9, no. 1 (March 15, 1969): 131–151. Accessed April 30, 2024. https://www.journals.vu.lt/LMJ/article/view/20743.