Modrīte Pelše, Arnis Lēnerts, Ilgmārs Lejnieks, Anna Velickina. "SUSTAINABILITY ASSESSMENT USING THE SOCIAL PROGRESS AND SUSTAINABLE DEVELOPMENT INDEXES." 25th International Multidisciplinary Scientific GeoConference Proceedings SGEM2025, Ecology, Environmental Economics, Education, and Legislation, Vol25, Issue 5.1. (2025): 523-530. https://doi.org/10.5593/sgem2025/5.1/s20.066