@Book{sitereport_60078,
 author = "藤沢, 平治 and 土屋, 長久 and 林, 幸彦",
 title = "北西久保",
 volume = "",
 publisher = "佐久市教育委員会",
 year = 1980,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/60078,
 }