Indicates the type of element to which a cross reference is pointing (e.g., to a figure, a footnote, a citation, etc.). These values may be used for type-specific processing or validation.
| Value | Meaning |
|---|---|
| Text, numbers, or special characters. | To what element is the cross-reference pointing |
| Restriction: This attribute may be specified if the element is used. | |
Values may include:
|
app |
Reference to an appendix |
|
bibr |
Reference to a bibliographic citation in a reference list |
|
disp-formula |
Reference to a display formula (equation) |
|
fig |
Reference to a figure |
|
fig-anchor |
Place where a figure would be placed in the text, if it were not placed in the <floats-group> at the back of the article. This should not be confused with a reference to a figure “ref-type="fig"”, which is an internal cross reference to a figure from within the text. |
|
fn |
Reference to a footnote |
|
ref-list |
Reference to a bibliographic references list |
|
sec |
Reference to a section |
|
statement |
Reference to a statement, such as a lemma or hypothesis |
|
table |
Reference to a table |
|
table-anchor |
Place where a table would be placed in the text, if it were not placed in the <floats-group> at the back of the article. This should not be confused with a reference to a figure “ref-type="table"”, which is an internal cross reference to a table from within the text. |