[README] Add reference to Wikipedia about Stack-oriented programming

Author: rexim

README.md

@@ -1,6 +1,6 @@
 # Markut
 
-You describe how you want to edit your video in a `MARKUT` file using a simple Stack-Based Language and Markut translates it to a sequence of ffmpeg command assembles the final video. I'm using this tools to edit my VODs that I upload at [Tsoding Daily](https://youtube.com/@TsodingDaily) YouTube channel.
+You describe how you want to edit your video in a `MARKUT` file using a simple [Stack-Based Language](https://en.wikipedia.org/wiki/Stack-oriented_programming) and Markut translates it to a sequence of ffmpeg command assembles the final video. I'm using this tools to edit my VODs that I upload at [Tsoding Daily](https://youtube.com/@TsodingDaily) YouTube channel.
 
 ## Quick Start