@Book{sitereport_110,
 author = "塩入, 秀敏 and 塩崎, 幸夫",
 title = "琵琶塚",
 volume = "",
 publisher = "上田市教育委員会",
 year = 1987,
 series = "上田市文化財調査報告書",
 number = "28",
 url = https://sitereports.nabunken.go.jp/110,
 }