1 (451) | Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences | BGR | ||
2 (464) | Technical University of Varna | BGR | ||
3 (466) | Bulgarian Academy of Sciences * | BGR | ||
4 (478) | University of Food Technologies, Plovdiv | BGR | ||
5 (520) | Sofia University | BGR | ||
6 (565) | Technical University of Sofia | BGR | ||