Obtaining Zeolites from Natural Materials of Volcanic Origin for Application in Catalytic Pyrolysis for the Sustainable Chemical Recycling of Polymers - Valencia Huaman, Angel Gabriel; Fuentes Mamani, Sandro Henry; Mamani De La Cruz, Luis Fernando; Velasco Lopez, Francisco Javier; Churata, Rossibel; Silva Vela, Alejandro; Mamani Quispe, Jose; Almiron, Jonathan (Sustainability, 2024)