17 Changes in the state territory, systemic changes, the development of ecological thinking and the issues of the utilisation of hydroelectric power in Hungary
- Category: Volume 18
- Author: HARDI Tamás, HAJDÚ Zoltán
- Publisher: Danube Delta Technological Information Center
- Library: DDNI Library
- Location: Tulcea - Romania
- Year: 2012
Hits: 2850