Faisnéis ón eagraíocht ealaíon (Fíoraithe ag Operabase)
150 Years Bulgarian Academy of Sciences by Vladigerov, P., Cherkin, Stainov, Stoyanov, Dinicu, G., Sat 12 Deai 2019, Ó (2019/2019), Seoltóir Nayden Todorov, The National Palace of Culture - Congress Centre Sofia (NDK), Sofia, Bulgaria