{"id":"001483149","type":"article","title":"Middle archaic earth mounds in the american southeast and the onset of mid-holocene El-Niño/Enso events: is there a connection?","publisher":"Institute of Archaeology and Ethnology, Polish Academy of Sciences","publisher-place":"Warsaw","pages":"133-141","container-title":"Man, millennia, environment","author":[{"family":"Sampson","given":"C. Garth"}],"issued":{"raw":"2008"}}