link article from CI index

doc/ci/README.md

@@ -111,7 +111,8 @@ Here is an collection of tutorials and guides on setting up your CI pipeline.
   - [Phoenix](examples/test-phoenix-application.md)
   - [Run PHP Composer & NPM scripts then deploy them to a staging server](examples/deployment/composer-npm-deploy.md)
   - [Analyze code quality with the Code Climate CLI](examples/code_climate.md)
-- **Blog posts**
+- **Articles**
+  - [How to deploy Maven projects to Artifactory with GitLab CI/CD](../articles/artifactory_and_gitlab/index.md)
   - [Automated Debian packaging](https://about.gitlab.com/2016/10/12/automated-debian-package-build-with-gitlab-ci/)
   - [Spring boot application with GitLab CI and Kubernetes](https://about.gitlab.com/2016/12/14/continuous-delivery-of-a-spring-boot-application-with-gitlab-ci-and-kubernetes/)
   - [Setting up GitLab CI for iOS projects](https://about.gitlab.com/2016/03/10/setting-up-gitlab-ci-for-ios-projects/)