C. León, and H. Kosow. Integrated water management solutions in the Lurín catchment, Lima, Peru - Supporting United Nations' Sustainable Development Goal 6. Final report of the joint project TRUST, University of Stuttgart, (2021)
C. León, and H. Kosow. León et al. (Eds.) (2021): Integrated water management solutions in the Lurín catchment, Lima, Peru - Supporting United Nations' Sustainable Development Goal 6. Final report of the joint project TRUST, University of Stuttgart, (2021)
D. Scheer, W. Konrad, O. Scheel, F. Ulmer, and A. Hohlt. Fokusgruppen in der empirischen Sozialwissenschaft : Von der Konzeption bis zur Auswertung, chapter Fokusgruppen im Mixed-Method-Design : Kombination einer standardisierten und qualitativen Erhebung., Springer VS Verlag, (2012)