Quoting the article first paragraph I think is the best response
"I view the field of software development as a big logical system with highly interconnected and complex parts. Understanding such a big systems naturally requires having an excellent grasp on the tools used to build them. And the most fundamental one is logic itself. What follows from what, what are the starting-points or the elementary parts, what are the ways of composing these into more complex ones, ways to spot complete non-sense in the system and how to decompose the complex parts back to more fundamental ones to check their consistency and truth. The following book list contain titles that are all playing fields for one to start experimenting with such systems and gain the required confidence that one can master them. "
The recommendation are from that point of view and the authors selection from book he actually read and consider good for it.
