@Book{sitereport_66163,
 author = "難波宮址顕彰会, ",
 title = "難波宮址第30・31次調査概報",
 volume = "",
 publisher = "難波宮址顕彰会",
 year = 1968,
 series = "",
 number = "",
 url = https://sitereports.nabunken.go.jp/66163,
 }