GRIGELIONIS, B. On the central limit theorems for sums of the renewal processes. Lithuanian Mathematical Journal, [S. l.], v. 4, n. 2, p. 197–201, 1964. DOI: 10.15388/LMJ.1964.19499. Disponível em: https://www.journals.vu.lt/LMJ/article/view/19499. Acesso em: 28 apr. 2025.