@book{ BA87631558, author = "Geological Survey and Mines Bureau of Sri Lanka and British Geological Survey and Mosley, P. N.", title = "Anuradhapura-Polonnaruwa", publisher = "Geological Survey and Mines Bureau of Sri Lanka", year = "1995", series = "Provisional map series", number = ". Sri Lanka 1:100,000 geology ; sheet 8", URL = "https://ci.nii.ac.jp/ncid/BA87631558" }

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