EU4Energy competition ''Babushka’s energy efficiency tip''
- Contests
- Announcer: European Union
- Date of Announcement: 14.03.2019
- Deadline: 23.03.2019
- Link: https://library.euneighbours.eu/sites/default/files/EU4Energy%20_Babushka%20challenge%20rules%20GE.pdf?fbclid=IwAR1BEkF1o0iOWmtHKL6GxWrsnney8z__ecOkm8JvmCS4EysWUHQ7scarrkQ