Jaroslaw Gramacki Author

Grzegorz Zabinski is Associate Professor of Medieval Archaeology at Jan Dlugosz University, Poland. He is the author of Technology of Sword Blades from the La Tène Period to the Early Modern Age (2014).

Marcin Wozniak is Head of Department of Archaeology of Mazovia at the Museum of Ancient Masovian Metallurgy, Poland.

Jaroslaw Gramacki is Vice-Rector for Science and International Cooperation at the University of Zielona Góra, Poland.

Artur Gramacki is Professor of Computer Science at the University of Zielona Góra, Poland.