<link>

<link> defines an association or hypertextual link among elements or passages, of some type not more precisely specifiable by other elements. 16.1 Links
組件linking — 16 Linking, Segmentation, and Alignment
屬性 att.pointing (@type, @evaluate)
targetsspecifies the identifiers of the elements or passages to be linked or associated.
狀態 必備的
資料類型 2–∞ occurrences of 
data.pointer
以空白鍵隔開
值 two or more pointers (URIs), separated by whitespace
屬於linkGrp model.global.meta
可包含空白元素
宣告
element link
{
   att.global.attributes,
   att.pointing.attributes,
   attribute targets { list { data.pointer, data.pointer+ } },
   empty
}
註
This element should only be used to encode associations not otherwise provided for by more specific elements.
The location of this element within a document has no significance, unless it is included within a <linkGrp>, in which case it may inherit the value of the type attribute from the value given on the <linkGrp>.