// Welcome to Rust-101
// ===================
//
-// This is Rust-101, a small tutorial to the [Rust language](http://www.rust-lang.org/).
+// This is [Rust-101](https://www.ralfj.de/projects/rust-101/), a small tutorial for the [Rust language](http://www.rust-lang.org/).
// This is intended to be an interactive, hands-on course: I believe the only way to
// *really* learn a language is to write code in it, so you should be coding during
// the course. These documents mainly serve as a guide to the teacher, reminding me