# Article

| Extension                                                                                                                                       | Description                                                                              |
| ----------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------- |
| [EXT\_Article\_GetDefaultUnit](/mss-extensibility/mss-5.1/functions-kalipso-to-mss/article/ext_article_getdefaultunit.md)                       | Function to get the default unit of an article.                                          |
| [EXT\_Article\_GetImage](/mss-extensibility/mss-5.1/functions-kalipso-to-mss/article/ext_article_getimage.md)                                   | Function to get the full name of the main image of an article.                           |
| [EXT\_Article\_GetPrice](/mss-extensibility/mss-5.0/untitled-1/article/ext_article_getprice.md)                                                 | Function to ask MSS to get the Price and Discounts of an article.                        |
| [EXT\_Article\_GetTotals](/mss-extensibility/mss-5.1/functions-kalipso-to-mss/article/ext_article_gettotals.md)                                 | Function to get the totals for an article given a certain quantity, price and discounts. |
| [EXT\_Article\_Record](/mss-extensibility/mss-5.1/functions-kalipso-to-mss/article/ext_article_record.md)                                       | Function to ask MSS to open the article record screen.                                   |
| [EXT\_Article\_Select](/mss-extensibility/mss-5.1/functions-kalipso-to-mss/article/ext_article_select.md)                                       | Function to ask MSS to open the article selection screen.                                |
| [EXT\_Article\_ValidatePriceAndDiscounts](/mss-extensibility/mss-5.1/functions-kalipso-to-mss/article/ext_article_validatepriceanddiscounts.md) | Function to validate if inputted price and discount are valid using MSS rules.           |


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