1. G. Gaulier, S. Zignago, BACI: International Trade Database at the Product-Level. The 1994-2007 Version. Working Papers 2010-23, CEPII, 2010. http://www.cepii.fr/CEPII/fr/publications/wp/abstract.asp?NoDoc=2726.
2. CEPII, BACI data. http://www.cepii.fr/CEPII/en/bdd_modele/bdd_modele_item.asp?id=37, 2023 (accessed 29 January 2024).
3. World Integrated Trade Solution (WITS), Trade Statistics Medical Product related to COVID-19 (HS 6-digit). https://wits.worldbank.org/trade/covid-19-medical-products.aspx, (accessed 29 January 2024).
4. MuxViz: a tool for multilayer analysis and visualization of networks;De Domenico;J. Complex Netw.,2015
5. Multilayer Networks: Analysis and Visualization-Introduction to muxViz with R;De Domenico,2022