namespace cs = "http://purl.org/net/xbiblio/csl"
namespace dc = "http://purl.org/dc/elements/1.1/"

dc:title [ "Citation Style Language Schema - Relaxed" ]
dc:creator [ "Bruce D'Arcus" ]
dc:rights [ "Permission to freely use, copy and distribute." ]
dc:description [
    "Relaxes the need for a cs:updated value in the official CSL schema."
]

include "csl.rnc"{
   info-updated = element cs:updated { xsd:dateTime? }
}