@misc{2019-data-docbook-xml,
 day = {9},
 kind = {data},
 month = jul,
 note = {rev 5duAf6MoEVtDErYszM6pB2Hfmwm9BL},
 title = {docbook-xml},
 version = {rev 5duAf6MoEVtDErYszM6pB2Hfmwm9BL},
 year = {2019}
}