Gruenert, H. (1969) “On the beginnings and the role of slavery and the slave trade in prehistoric and early historic Europe, especially among the Germanic tribes: Contribution to the discussion ‘Pre- and Protohistory and the Problem of Historical Periodization’”, EAZ – Ethnographisch-Archaeologische Zeitschrift, 10(4), p. 501‐515. doi: 10.54799/EIQR2483.