By Wiesen Klaus   Teubler Jens   Rohn Holger   in Resources

ISSN:2079-9276|2|4|504-516

MDPI‎(2013)‎

Access to resources Favorite 11.865234

By Liedtke Christa   Bienge Katrin   Wiesen Klaus   Teubler Jens   Greiff Kathrin   Lettenmeier Michael   Rohn Holger   in Resources

ISSN:2079-9276|3|3|544-574

MDPI‎(2014)‎

Access to resources Favorite 7.9101567