Bulgarian Academy of Science: http://www.bas.bg/en/

Institute of Biodiversity and Ecosystem Research at Bulgarian Academy of Science: http://www.iber.bas.bg/

Institute of Oceanology at Bulgarian Academy of Sciences “Fridtjof Nansen”: http://io-bas.bg/

Forest Research Institute at Bulgarian Academy of Science: https://fri.bas.bg/en/

 University of Forestry: https://ltu.bg/en/

 Bulgarian Antarctic Institute: http://www.bai-bg.net/