The book presents the proceedings of the Ada-Europe 2009 conference, focusing on advancements and applications in reliable software technologies. It covers a range of topics critical to the development of robust software systems, including formal methods, real-time systems, and embedded systems. The contributions likely explore new methodologies, tools, and case studies aimed at enhancing software reliability and safety in various domains.

As a collection of conference proceedings, the reception of 'Reliable Software Technologies – Ada-Europe 2009' is best understood through its contribution to the academic and professional discourse in software engineering. The papers presented likely reflect the state-of-the-art in Ada language applications and reliable software development practices at the time of the conference. The focus on formal methods and real-time systems suggests a readership of researchers, developers, and engineers interested in rigorous software design and implementation.