1 (1940) | Bulgarian Academy of Sciences | BGR | ||
2 (3494) | Sofia University | BGR | ||
3 (3786) | University of Chemical Technology and Metallurgy | BGR | ||
4 (4202) | University of Plovdiv Paisii Hilendarski | BGR | ||
5 (4334) | Medical University of Sofia | BGR | ||
6 (4435) | Technical University of Sofia | BGR | ||