Juyal, Prachi, Satyajeet Singh, and Seema Saini. “Some Ring Structures of Skew Genaralized Power Series Rings”. Journal of the Indonesian Mathematical Society 28, no. 3 (November 28, 2022): 242–250. Accessed January 18, 2025. https://jims-a.org./index.php/jimsa/article/view/1229.