# 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;