Petrov, K. , Tsonkov, N. and Slaveva, K. 2024. Regional Development Of Municipalities With A Population Of 10 To 30 Thousand In The North-Eastern And South-Eastern Planning Regions Of Bulgaria. Journal of Ecohumanism. 3, 8 (Dec. 2024), 3626–3640. DOI:https://doi.org/10.62754/joe.v3i8.5029.