1. Toward practical adoption of i* framework: an automatic two-level layout approach

   • Yunduo Wang
   • Tong Li
   • Jinlian Du

   Original Article 28 January 2021 Pages: 301 - 323

   

2. A GRL-compliant iStar extension for collaborative cyber-physical systems

   • Marian Daun
   • Jennifer Brings
   • Torsten Bandyszak

   Original Article Open access 04 February 2021 Pages: 325 - 370

   

3. Risk-aware business process management using multi-view modeling: method and tool

   • Rafika Thabet
   • Dominik Bork
   • Hervé Pingaud

   Original Article Open access 23 March 2021 Pages: 371 - 397

   

4. A Game-theoretic approach to analyze interacting actors in GRL goal models

   • Jameleddine Hassine
   • Dhaker Kroumi
   • Daniel Amyot

   Original Article 09 April 2021 Pages: 399 - 422

   

5. Formal reasoning for analyzing goal models that evolve over time

   • Alicia M. Grubb
   • Marsha Chechik

   Original Article 10 May 2021 Pages: 423 - 457

   

6. Is it possible to disregard obsolete requirements? a family of experiments in software effort estimation

   • Lucas Gren
   • Richard Berntsson Svensson

   Original Article Open access 12 April 2021 Pages: 459 - 480