Belovas, Igoris. “Local Limit Theorem for coefficients of modified Borwein’s Algorithm, Proved by the Ratio Method”. Lietuvos matematikos rinkinys 60, no. B (December 5, 2019): 11–14. Accessed November 6, 2025. https://www.zurnalai.vu.lt/LMR/article/view/15208.