Latva-aho, Matti, Ari Pouttou, Rui Campos, and Manuel Ricardo. “Road to 6G”. INESC TEC Science&Society 1, no. 3 (December 9, 2021). Accessed May 7, 2024. https://science-society.inesctec.pt/index.php/inesctecesociedade/article/view/road_to_6g.