[1]
Sachanbiński, M. i in. 2014. Gemstones from the ducal part of the fortified settlement of Poznań (10th/11th century) in the light of gemological studies and micro-Raman spectroscopy. Slavia Antiqua. Rocznik poświęcony starożytnościom słowiańskim. 55 (sty. 2014), 145–169. DOI:https://doi.org/10.14746/sa2014LV.4.