@misc{2018-data-docbook-xml,
 day = {5},
 kind = {data},
 month = jun,
 note = {rev 5drU1pnL5CV5NwEMdRkub4eATDpJ7X},
 title = {docbook-xml},
 version = {rev 5drU1pnL5CV5NwEMdRkub4eATDpJ7X},
 year = {2018}
}