@Book{sitereport_115505,
 author = "群馬県立自然史博物館, ",
 title = "群馬県天然記念物（地質・鉱物）緊急調査報告書",
 volume = "",
 publisher = "群馬県教育委員会",
 year = 1999,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/115505,
 }