Simon Nadel List of articlesNo 58, 2019/1Innovation environnementale et écoconception. Certitudes et controverses, Romain DEBREF (2018)special issue, 2025/HS1Embeddedness and Connectedness in the Geography of Eco-Innovationspecial issue, 2025/HS1Analyzing Technological Trajectories in Biogas: A Main Path Analysis of Patent Citation Networks