
Un bonheur hydroélectrique
- Jaro: 2024
- Lando: France
- Ĝenro: Documentary
- Studio: Petit à Petit Production, ARTE, Kintop
- Ŝlosilvorto: interview, engineer, archive footage, social documentary, russian man, historical drama, 1960s, amateur footage, old footage, testimony
- Direktoro: Alexander Markov
- Rolantaro: