Fenosoa Ramanamiasy RAZAFINDRAVONONA and Professor Vaoarilala Voahangy RAKOTONIRINA (2024) “The socio-economic factors related to the motivation of environmental service providers: The case of the watershed protection of the Amboasary Avaratra hydropower plant”, Theoretical Hypotheses and Empirical Results, (8). Available at: https://ojs.publisher.agency/index.php/THIR/article/view/4454 (Accessed: 10 June 2026).