Update README.md

156593d3 · Dr. Michael Petter · 2da3a585 · 156593d3
Commit 156593d3 authored Nov 15, 2021 by Dr. Michael Petter
--- a/README.md
+++ b/README.md
 # Program Optimization Lab 202X

-Implementing an LLVM analysis framework based upon the Seidl Program Optimization Lecture.
+Implementing an LLVM analysis framework based upon the [Seidl Program Optimization](https://link.springer.com/book/10.1007%2F978-3-642-17548-0) [Lecture](https://ttt.in.tum.de/lectures/index_ws1516.php#OPTIM).

 ## Build

+Prerequisites: Works best on a unixoid System, tested on Ubuntu 21.?, MacOS and Windows 10/11 [WSL](https://docs.microsoft.com/de-de/windows/wsl/install).
+
 ### Build against a system-wide installed LLVM
-Install the LLVM packages from your distro's package manager, e.g. Ubuntu 20.04:
+Install the LLVM packages from your distro's package manager, e.g. Ubuntu 21.04:

    # install the necessary LLVM packages
    sudo apt install cmake clang-12 libclang-12-dev llvm-12-dev