Dr. Dietwald Gruehn, Professor
. Chance und Herausforderung für die Raumplanung", 5.-6. Februar 2018, Dortmund, S. 112. 2017 Gruehn, D. (2017): Revitalization of Emscher River as a Key Element of a Regional Green Space System. In: Samani [...] Abstracts, 7th International on Sustainable Development & Urban Construction, December 2017, p. 2. Gruehn, D. (2017): Regional Planning and Projects in the Ruhr Region (Germany). In: Yokohari, M., Murakami [...] s, G. (2017): Accreditation Report Master’s Degree Programmes Cadastre, and Land management p rovided by Al Farabi Kazakh National University, Almaty. ASIIN Düsseldorf, 31 pp. Gruehn, D. (2017): Erfol …