(1)
Sztyber, R. The Envoy from Wallachia from Polish Camp [Poseł Z Wołoch Z Obozu Polskiego] – Polish Transitory Newspaper on Khotyn Battle in 1621 (minimonograph and Critical Reissue of the Written Relic). fprnuz 2017, 3, 31-58. https://doi.org/10.34768/fp2017a1.