Daniel Florentin List of articlesNo 129-130, 2022/3Interview with Jacques RapoportNo 129-130, 2022/3Editorial–Upkeeping and maintaining infrastructuresNo 128, 2022/2Valuing and valuating pipes: Patrimonial turn and new interdependencies between roads services and urban technical networksNo 109-110, 2017/3Energy Efficiency and Proximity: Contradictions of District Heating Systems in Eastern GermanyProximity Is Back!