P5: Guidelines for Electronic Text Encoding and Interchange

<rng:element name="seriesStmt">
 <rng:ref name="att.global.attributes"/>
 <rng:choice>
  <rng:oneOrMore>
   <rng:ref name="model.pLike"/>
  </rng:oneOrMore>
  <rng:group>
   <rng:oneOrMore>
    <rng:ref name="title"/>
   </rng:oneOrMore>
   <rng:zeroOrMore>
    <rng:choice>
     <rng:ref name="idno"/>
     <rng:ref name="respStmt"/>
    </rng:choice>
   </rng:zeroOrMore>
  </rng:group>
 </rng:choice>
</rng:element>

element seriesStmt
{
   att.global.attributes,
   ( model.pLike+ | ( title+, ( idno | respStmt )* ) )
}