atom:source

Element Information

Model

ANY element from namespace(s) 'http://www.w3.org/1999/xhtml'

Attributes

QName Type Fixed Default Use Inheritable Annotation
type atom:textTypeType optional
xml:base xs:anyURI optional 
See http://www.w3.org/TR/xmlbase/ for
information about this attribute.
xml:lang xs:language optional 
In due course, we should install the relevant ISO 2- and 3-letter
codes as the enumerated possible values . . .
Wildcard: ANY attribute from ANY namespace OTHER than 'http://www.w3.org/2005/Atom'

Source 

<xs:element name="source" type="atom:textType" minOccurs="0"/>

Sample