{"id":"001066839","type":"book","title":"Slag - with an impression of agricultural practices","publisher":"Aarhus University Press","publisher-place":"Aarhus","pages":"43-48","container-title":"Prehistoric and medieval direct iron smelting in Scandinavia and Europe. Aspect of technology and science. Proceedings of the Sandbjerg Conference 16th to 20th september 1999","author":[{"family":"Hambro Mikkelsen","given":"Peter"}],"issued":{"raw":"2003"}}