Start-Up And Development Of Private Electronic Media In Bulgaria, September 1994 - Sarakinov, Georgi (Centăr za izsledvane na demokracijata, 1994)
The state monopoly on air frequencies first began to crack as early as 1990 and 1991 when the Council of Ministers consented on several occasions to license the experimental rebroadcasting of foreign radio stations, namely the Voice of America, Radio Free Europe (RFE), BBC, Radio France Internationale and Deutsche Welle on designated channels