Suchowska-Ducke, P., & Ignaczak, M. (2018). International conference „Routes between the Seas: Baltic – Bug – Boh – Pont (from the third to the middle of the first millennium BC), Obrzycko, 13-16 October 2008. Folia Praehistorica Posnaniensia, 16, 469–470. https://doi.org/10.14746/fpp.2011.16.31