Espinoza Hernández, Denis Leopoldo. “Developing an Addin for Monodevelop 2.8 That Enables the Implementation of Subscription Service Using ASP .NET 2.0 and PostgreSQL 8.4 Database Manager”. Universitas (León) 5, no. 2 (August 22, 2015): 9–16. Accessed November 7, 2026. https://revistas.unanleon.edu.ni/index.php/revistauniversita/article/view/684.