Type of Related Article

Names the type of article that is being referenced, for example, a companion article, a corrected article, or a retracted article. This is not a prescribed list, but may take any text value. (See suggested values below.)


The <related-article> element describes (and may point to) another article that bears some relationship to the original article. This attribute describes (names the type of) the article being pointed to.

Attribute Values

In Element

Value Meaning
Text, numbers, or special characters The article type for the related journal article, for example, “review”. This attribute may take any value, but see the list of suggested values below.
Restriction: This attribute must be specified if the element is used.

Suggested usage

Potential values for this attribute describe how the related article is related:


Additional material for a book, which was generated too late to be added to the main text


Associated commentary on the work


A companion (related or sibling) work


Sometimes called “erratum”.


Names a review of the book