1. Coping with strategic uncertainty;Allaire;Sloan Manage. Rev.,1989
2. An integrated framework for project portfolio selection;Archer;Int. J. Proj. Manag.,1999
3. Project portfolio selection techniques: a review and a suggested integrated approach;Archer,1999
4. What is project strategy?;Artto;Int. J. Proj. Manag.,2008
5. Connecting the Dots. Aligning Projects with Objectives in Unpredictable Times;Benko,2003