Dealing with Cost Estimation in Software Product Lines: Experiences and Future Directions. - Andy J. Nolan; Silvia Abrahão (SPLC, 2010)

Managing requirements uncertainty in engine control systems development. - Andy J. Nolan; Silvia Abrahão; Paul C. Clements; Andy Pickard (RE, 2011)

Quantitative methods in software product line engineering. - Silvia Abrahão; Andy J. Nolan; Paul C. Clements; John D. McGregor (SPLC Workshops, 2011)

First International Workshop on Quantitative Methods in Software Product Line Engineering. - Silvia Abrahão; Andy J. Nolan; Paul C. Clements; John D. McGregor (SPLC, 2011)

Towards the Integration of Quality Attributes into a Software Product Line Cost Model. - Andy J. Nolan; Silvia Abrahão; Paul C. Clements; John D. McGregor; Sholom Cohen (SPLC, 2011)

Requirements Uncertainty in a Software Product Line. - Andy J. Nolan; Silvia Abrahão; Paul C. Clements; Andy Pickard (SPLC, 2011)