@incollection{SchmidtAlNozailyAlGhorbany, author = {Schmidt, Michael and Al-Nozaily, Fadhl and Al-Ghorbany, Amer}, title = {Standards for and Evaluation of Small-Scale Dam Projects in Yemen}, series = {Standards and thresholds for impact assessment}, booktitle = {Standards and thresholds for impact assessment}, editor = {Schmidt, Michael and Glasson, John and Emmelin, Lars and Helbron, Hendrike}, publisher = {Springer}, address = {Berlin [u.a.]}, isbn = {978-3-540-31140-9}, pages = {133 -- 144}, language = {en} } @incollection{AlGhorbanySchmidt, author = {Al-Ghorbany, Amer and Schmidt, Michael}, title = {Environmental Sustainability in Water Resources Management: Concept and Assessment}, series = {Sustainability assessment : method, practice and emerging socio-cultural issues for sustainable development}, booktitle = {Sustainability assessment : method, practice and emerging socio-cultural issues for sustainable development}, editor = {Fongwa, Ernest Anye}, publisher = {S{\"u}dwestdeutscher Verl. f{\"u}r Hochschulschriften}, address = {Saarbr{\"u}cken}, isbn = {978-3-8381-3242-6}, pages = {80 -- 90}, language = {en} }