Prats’ovyta IM. On expansions of numbers in alternating s-adic series and Ostrogradskii series of the first and second kind. Ukr. Mat. Zhurn. [Internet]. 2009 Jul. 25 [cited 2025 Dec. 5];61(7):958-6. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3070