L. Roostalu, M. Kooskora, M. Ojasoo. "MEASURING SUSTAINABILITY PERFORMANCE ON THE EXAMPLE OF ESTONIAN STATE-OWNED FOUNDATIONS." 4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2017, 2017, pp. 109-116. https://doi.org/10.5593/sgemsocial2017/12/S01.014