This book constitutes the refereed proceedings of the 20th International Working Conference on Requirements Engineering: Foundation for Software Quality, REFSQ 2014, held in Essen, Germany, in April 2014.
The 23 papers presented were carefully reviewed and selected from 89 submissions. The REFSQ conference is organised as a three-day symposium with two days devoted to scientific papers presentation with a one-day industry track in-between. Both the industry and scientific presentations concern a variety of topics, which shows the liveliness of the requirements engineering domain. These...

This book presents 8 tutorial lectures given by leading researchers at the 14th edition of the International School on Formal Methods for the Design of Computer, Communication and Software Systems, SFM 2014, held in Bertinoro, Italy, in June 2014.

SFM 2014 was devoted to executable software models and covered topics such as variability models, automated analysis techniques, deductive verification, and runtime assessment and testing. The papers collected in the two parts (first part: modeling and verification; second part: run-time assessment and testing) of this volume represent the...