БЕЛОГРАДЧИШКИ ЕЖЕДНЕВЕН ИЛЮСТРОВАН ЛИСТ  BELOGRADCHIK DAILY ILLUSTRATED EDITION (established 17 October 2005), 314 subscribers IN PURSUIT OF EXCELLENCE IN LOCAL HISTORY: COLLECTING, PRESERVING, DIS…

Source: ПЪТЕПИС: БЕЛОГРАДЧИШКИТЕ СКАЛИ (ВЛАДИМИР ПОПОВ, 1961)