Author

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Lyubomir Penev
Pensoft Publishers & Bulgarian Academy of Sciences, Sofia, Bulgaria
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13 articles by this author

Research Article
    doi: 10.3897/rio.3.e14059
 09-06-2017
 Unique: 1768  |  Total: 2954
Single-media Publication
    doi: 10.3897/rio.3.e14013
 08-06-2017
 Unique: 426  |  Total: 742
Project Report
    doi: 10.3897/rio.3.e13088
 05-04-2017
 Unique: 640  |  Total: 1203
Guidelines
    doi: 10.3897/rio.3.e12431
 28-02-2017
 Unique: 1755  |  Total: 2996
Research Presentation
    doi: 10.3897/rio.3.e12265
 15-02-2017
 Unique: 578  |  Total: 1023
Research Presentation
    doi: 10.3897/rio.2.e10617
 23-09-2016
 Unique: 741  |  Total: 1265
Project Report
Updated version 2     doi: 10.3897/rio.2.e10445
 12-09-2016
 Unique: 696  |  Total: 1318
Policy Brief
    doi: 10.3897/rio.2.e9933
 20-07-2016
 Unique: 1301  |  Total: 2366
Project Report
    doi: 10.3897/rio.2.e9774
 06-07-2016
 Unique: 1080  |  Total: 1995
Project Report
    doi: 10.3897/rio.2.e9390
 31-05-2016
 Unique: 1990  |  Total: 3528
Project Report
    doi: 10.3897/rio.2.e8458
 12-03-2016
 Unique: 1393  |  Total: 2536
PhD Project Plan
    doi: 10.3897/rio.2.e7757
 11-01-2016
 Unique: 2177  |  Total: 4029