|Sofia University, Faculty of Physics, Department of Meteorology and Geophysics, 5 James Bourchier Blvd., BG-1164 Sofia, Bulgaria|
- Weather forecasting - weather lore
- GNSS meteorology
- N. Petkov, "The weather lore", Priroda magazine, No. 3, pp. 94-100, 2014.
Oral and poster presentations