# Article selection in Kalipso

When MSS tries to select an article will try to get it from the extension project.

Extension action set = EXT\_ART\_SELECT

*Input Parameters:*

* inArticleFilter – Filter to be applied to the articles list (provided by MSS);
* inCardexCode – Code of the cardex loaded in the document;

*Output parameters:*

* outArticleCode – Code of the selected article (empty when no selection was made);
* outArticleName – Name;