1. Aho AV, Ullman JD (1972) The theory of parsing, translation, and compiling: Parsing, vol I. Prentice Hall, Upper Saddle River
2. Aho AV, Ullman JD (1977) Principles of compiler design. Addison-Wesley, Boston
3. Aho AV, Lam MS, Sethi R, Ullman JD (2006) Compilers: Principles, techniques, and tools, 2nd edn. Addison-Wesley, Boston
4. Apel S, Batory D, Kästner C, Saake G (2013) Feature-oriented software product lines, 1st edn. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-37521-7
5. Avgeriou P, Zdun U (2005) Architectural patterns revisited: A pattern language. In: Proceedings of the 10th European Conference on Pattern Languages of Programs (EuroPlop’05), Irsee, pp 1–39