Vrahnakis, Michael, Greece

• Hacquetia Vol. 13 No. 1 (2014): Hacquetia - Articles
  Dry grassland types in the Prespa National Park (NW Greece), including the southernmost occurrence of the priority habitat type “Pannonic sand steppes” (code 6260)
  Abstract  PDF (Slovenščina)
• Hacquetia Vol. 15 No. 2 (2016) - Articles
  The Eurasian Dry Grassland Group (EDGG) in 2015–2016
  Abstract  PDF
• Hacquetia Vol. 18 No. 2 (2019) - Articles
  The Eurasian Dry Grassland Group (EDGG) in 2018–2019
  Abstract  PDF