What stimulates teachers to integrate ICT in their pedagogical practices? The use of digital learning materials in education. - Karel Kreijns; Frederik Van Acker; Marjan Vermeulen; Hans van Buuren (Comput. Hum. Behav., 2013)

Why teachers use digital learning materials: The role of self-efficacy, subjective norm and attitude. - Frederik Van Acker; Hans van Buuren; Karel Kreijns; Marjan Vermeulen (Educ. Inf. Technol., 2013)

The role of knowledge sharing self-efficacy in sharing Open Educational Resources. - Frederik Van Acker; Marjan Vermeulen; Karel Kreijns; Jan Lutgerink; Hans van Buuren (Comput. Hum. Behav., 2014)

The role of transformative leadership, ICT-infrastructure and learning climate in teachers' use of digital learning materials during their classes. - Marjan Vermeulen; Karel Kreijns; Hans van Buuren; Frederik Van Acker (Br. J. Educ. Technol., 2017)