International Journal of Project Management
International Journal of Project Management > 1999 > 17 > 1 > 39-45
International Journal of Project Management > 1999 > 17 > 4 > 223-235
International Journal of Project Management > 1999 > 17 > 1 > 39-45
International Journal of Project Management > 1999 > 17 > 4 > 223-235