@incollection{2026:barduhn:sustainabl, title = {Sustainable Urban Mobility Plans (SUMPs): A German and Spanish comparative legal overview}, year = {2026}, note = {}, booktitle = {Sustainability Law: Comparative, Interdisciplinary, and Intradisciplinary Perspectives}, pages = {263--278}, edition = {1}, author = {Barduhn, Vincent-Carlos}, publisher = {Nomos}, address = {Baden-Baden}, series = {Junges Nachhaltigkeitsrecht}, volume = {4} }