Tradeoffs in design research: development oriented triangulation. - Koen van Turnhout; Sabine Craenmehr; Robert Holwerda; Mike Menijn; Jan Pieter Zwart; René Bakker (BCS HCI, 2013)

Design patterns for mixed-method research in HCI. - Koen van Turnhout; Arthur Bennis; Sabine Craenmehr; Robert Holwerda; Marjolein Jacobs; Ralph Niels; Lambert Zaad; Stijn Hoppenbrouwers; Dick Lenior; René Bakker (NordiCHI, 2014)