De la Peña-González, Jonathan Emmanuel, et al. “Obtaining Nanocomposites Based on Recycled Polystyrene from Urban Solid Waste With Carbon Nanostructures: Graphene Oxide and Multi-Wall Carbon Nanotubes, Modified With Organic Acids”. Afinidad. Journal of Chemical Engineering Theoretical and Applied Chemistry, vol. 80, no. 600, Dec. 2023, pp. 276-83, doi:10.55815/422405.