Sánchez JLA, La Rosa PER, Palma DFM, Campos GAC, Poma YEM. What topics are investigated in circular economy research? A co-word analysis using hierarchical clustering. Iberoamerican Journal of Science Measurement and Communication [Internet]. 2025 Jan. 3 [cited 2025 Oct. 8];5(1):1-11. Available from: https://ijsmc.pro-metrics.org/index.php/i/article/view/162