Pejerrey Florian, Lucia Ximena, Porras Real, Jessica, Paredes Alarcón, José Anthoni, Manzanares Grados, Ruth Aracelis, Curasi Anchayhua, Kelly Ivanna, and Salas Peña, Carlo Anthony Marcos Javier. “Development of a New Fertilizer Material from the Shell of the Inga Feuillei for Ecofriendly Pens Using Design Thinking”. LACCEI 1, no. 8 (April 16, 2024). Accessed May 6, 2026. https://proceedings.laccei.org/index.php/laccei/article/view/2993.