European Gas Conference 2020, 27. januar 2020, Dunaj
World Hydrogen Congress, 24. marec 2020, Pariz
Hydrogen & Fuel Cells for Heavy Duty Transport Conference 2020, 25.-26. marec 2020, Bruselj
European Zero Emission Bus Conference 2020, 7. april 2020, Pariz
Gas Network Safety, Reliability and Operation 2020, 14 in 15. april 2020, Praga, CGA
Gas and Gas Technology Conference 2020, 16. april 2020, Ljubljana |