diff --git a/php.md b/php.md
index 4c8d797..0d41ece 100644
--- a/php.md
+++ b/php.md
@@ -1,5 +1,11 @@
 # PHP
 
+## One Liners
+```bash
+# Quick Web server
+php -S 127.0.0.1:8000
+```
+
 ## Composer
 
 ### Optmizing Autoloader
@@ -21,3 +27,10 @@ phpcs ${filename}`
 # To fix fails phpcbf is your friend!
 phpcbf ${filename}
 ```
+
+## Links
+- https://www.youtube.com/watch?v=vS0Nn_ncH-8
+- https://medium.com/@rtheunissen/efficient-data-structures-for-php-7-9dda7af674cd
+- https://slack.engineering/taking-php-seriously-cf7a60065329
+- http://zalas.eu/phpqa-static-analysis-tools-for-php-docker-image/
+- https://speakerdeck.com/tommymuehle/defensive-programming
\ No newline at end of file