@misc{, copyright={Creative Commons Attribution BY-SA 3.0 PL license}, journal={Documentation of metallurgical analyses of the archaeological artefact made at the Central Archeometric Laboratory in Warsaw}, howpublished={online}, URL={http://rcin.org.pl/Content/112592/Galeria/WA308_132359_1580-CL-CH-3_pierscien-spiralny_I.pdf}, }