Use link from waybackmachine, rather than deleting the link completely.

Author: spier

patterns/2-structured/innersource-portal.md

@@ -99,7 +99,7 @@ It is a good solution for a portal with a few dozen projects, though.
   * [Gamification As Means of Cultural Change and InnerSource Engagement Booster](https://www.oreilly.com/library/view/oscon-2018-/9781492026075/video321579.html) | Shelly Nizri | OSCON 2018 - Portland, Oregon
   * Of Islands, Monsters & InnerSource [(slides)](https://docs.google.com/presentation/d/1P1OCEK9B6eSrVRUclVWY6meSI-qHOBjM_UAPNvCZamU/edit#slide=id.p15), [(video)](https://drive.google.com/file/d/1pM89uHMn0vhE3ayFJDGYcCO8R0tAXXZD/view?usp=drivesdk) | InnerSource Spring Summit 2019 (Galway, Ireland)
   * The [code](https://gitlab.com/gilda2) realizing this platform has been open sourced.
-* **American Airlines** promotes InnerSource projects via an internal InnerSource Marketplace. Similarly to SAP, projects self-register by adding `innersource` as a GitHub topic. Projects are searchable and filterable by language, topics, number of open issues, etc.
+* **American Airlines** promotes InnerSource projects via an [internal InnerSource Marketplace](https://web.archive.org/web/20240226230502/https://tech.aa.com/2020-10-30-innersource). Similarly to SAP, projects self-register by adding `innersource` as a GitHub topic. Projects are searchable and filterable by language, topics, number of open issues, etc.
 * **Banco Santander** has created a public portal called "Santander ONE Europe InnerSource Community" to support and increase InnerSource adoption. In addition to the catalog of projects the portal includes relevant content such as documentation, way of working, news, and events.
 
 ![Santander InnerSource Portal](../../assets/img/santander_portal.png "Banco Santander InnerSource Portal")