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APA ZitierstilKhristov, I. . 1. (2015). Praetorium Sostra: Proučvane na rimskata krajpătna stancija Sostra na pătja Eskus - Filipopolis : II - III vek = The praetorium of Sostra : a study of the Roman Roadside Station of Sosta on Oescus – Philippopolis Road (II – III Century). Sophia: Unicart.
Chicago ZitierstilKhristov, Ivan, 1970-. Praetorium Sostra: Proučvane Na Rimskata Krajpătna Stancija Sostra Na Pătja Eskus - Filipopolis : II - III Vek = The Praetorium of Sostra : A Study of the Roman Roadside Station of Sosta On Oescus – Philippopolis Road (II – III Century). Sophia: Unicart, 2015.
MLA ZitierstilKhristov, Ivan, 1970-. Praetorium Sostra: Proučvane Na Rimskata Krajpătna Stancija Sostra Na Pătja Eskus - Filipopolis : II - III Vek = The Praetorium of Sostra : A Study of the Roman Roadside Station of Sosta On Oescus – Philippopolis Road (II – III Century). Sophia: Unicart, 2015.