Zhelezov, Georgi. <br/><br/>
Sustainable Development in Mountain Regions  Southeastern Europe /  [electronic resource] : 
edited by Georgi Zhelezov. 
 - Dordrecht :  Springer Netherlands,  2011. 
 -  digital. 
<br/><br/><label>ISBN: </label>9789400701311 
<br/><br/><label>Standard No.: </label>10.1007/978-94-007-0131-1  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography.<br/>Geology, economic.<br/>Physical geography.<br/>Climatic changes.<br/>Earth Sciences.<br/>Economic Geology.<br/>Climate Change.<br/>Physical Geography.
<br/><br/><label>LC Class. No.: </label>TN260 
<br/><br/><label>Dewey Class. No.: </label>553