{"id":"000998690","type":"book","title":"Spot tests as a phosphate survey method in the field: practical experiences","publisher":"Department of Archaeology, Stockholm University","publisher-place":"Stockholm","pages":"137-152","container-title":"Remote sensing : 1. Applied techniques for the study of cultural resources and the localization, identification and documentation of sub-surface prehistoric remains in Swedish archaeology","author":[{"family":"Österholm","given":"Sven"}],"issued":{"raw":"1997"}}