Lessons Learned from Applying the Requirements Engineering Good Practice Guide for Process Improvement. - Marjo Kauppinen; Tapani Aaltio; Sari Kujala (ECSQ, 2002)

Introducing Requirements Engineering: How to Make a Cultural Change Happen in Practice. - Marjo Kauppinen; Sari Kujala; Tapani Aaltio; Laura Lehtola (RE, 2002)