1. Goal-oriented requirements engineering: an extended systematic mapping study

   • Jennifer Horkoff
   • Fatma Başak Aydemir
   • Paolo Giorgini

   Original Article Open access 14 September 2017 Pages: 133 - 160

   

2. Addressing the state explosion problem when visualizing off-nominal behaviors in a set of reactive requirements

   • Daniel Aceituna
   • Hyunsook Do

   Original Article 14 September 2017 Pages: 161 - 180

   

3. A set of prescribed activities for enhancing requirements engineering in the development of usable e-Government applications

   • Esteban Sánchez
   • José A. Macías

   Original Article 14 September 2017 Pages: 181 - 203

   

4. Eliciting user requirements for e-collaboration systems: a proposal for a multi-perspective modeling approach

   • Ye Wang
   • Liping Zhao

   Original Article 21 December 2017 Pages: 205 - 229

   

5. Providing tool support for specifying safety-critical systems by enforcing syntactic contract conditions

   • Jonas Westman
   • Mattias Nyberg

   Original Article Open access 30 December 2017 Pages: 231 - 256