Stari gradishta i drumove iz doliniti͡e na Stri͡ema i Topolnitsa - Mutafchiev, Petŭr; Mutafchiev, Petŭr; Sofia (Bulgaria). Naroden arkheologicheski muzeĭ. Komisii͡a za starinite (Sofii͡a : Komisii͡ata za stariniti͡e pri Narodnii͡a arkheologicheski muzeĭ, 1915)
Includes bibliographical references and index.
Mode of access: Internet.
Keywords: Bulgaria -- Antiquities; Topolnitsa Valley, Bulgaria -- Antiquities; Struma River Valley (Bulgaria and Greece) -- Antiquities