<am>

<am> (abbreviation marker) contains a sequence of letters or signs present in an abbreviation which are omitted or replaced in the expanded form of the abbreviation. 11.3.2 Abbreviation and Expansion
組件 transcr — 11 Representation of Primary Sources
除全域屬性以外 att.editLike (@evidence, @source) (att.dimensions (@unit, @quantity, @extent, @precision, @scope) (att.ranging (@atLeast, @atMost, @min, @max)) ) (att.responsibility (@cert, @resp))
屬於
model.pPart.editorial model.choicePart
可包含
core: add corr del orig reg sic unclear
gaiji: g
textcrit: app
transcr: damage restore supplied surplus
宣告 

<rng:element name="am">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.editLike.attributes"/>
 <rng:ref name="att.dimensions.attributes"/>
 <rng:ref name="att.ranging.attributes"/>
 <rng:ref name="att.responsibility.attributes"/>
 <rng:zeroOrMore>
  <rng:choice>
   <rng:text/>
   <rng:ref name="model.gLike"/>
   <rng:ref name="model.pPart.transcriptional"/>
  </rng:choice>
 </rng:zeroOrMore>
</rng:element>
element am
{
   att.global.attributes,
   att.editLike.attributes,
   att.dimensions.attributes,
   att.ranging.attributes,
   att.responsibility.attributes,
   ( text | model.gLike | model.pPart.transcriptional )*
}
例子
因漢語無字母的縮寫，故無法提供縮寫符號的範例