Organizational and Technical Support of the Sessions, Carried out by the Supervision Committee on the Operational Program „Environment 2007-2013”
8 - 10 June 2011, Hotel Hissar SPA Complex, Hissar
Scientific Conference on Biodiversity and Environment
With the support of Bulgarian Academy оf Sciences and Sofia University “St. Kliment Ohridski”
24 – 25 June 2010, Sofia University "St. Kliment Ohridski"