1 (1878) | Bulgarian Academy of Sciences | BGR | ||
2 (3106) | Sofia University | BGR | ||
3 (3433) | University of Chemical Technology and Metallurgy | BGR | ||
4 (3929) | University of Plovdiv Paisii Hilendarski | BGR | ||
5 (3969) | Medical University of Sofia | BGR | ||
6 (4014) | Technical University of Sofia | BGR | ||