Kostenentwicklung erneuerbarer Energien: eine Erfahrungskurvenanalyse des Erneuerbare-Energien-Gesetzes. (Martin Reeker) Home. WorldCat Home About WorldCat Help. Search. Search for Library Items Search for Lists Search for Contacts Search for a Library. Create lists, bibliographies and reviews: or Search WorldCat. Find items in libraries near you. Advanced Search Find a Library. COVID-19.