@Book{sitereport_48791, author = "永井, 信弘 and 西口, 和彦", title = "保木山古墳群", volume = "", publisher = "加西市教育委員会", year = 1993, series = "加西市埋蔵文化財調査報告", number = "20", url = https://sitereports.nabunken.go.jp/48791, }