Effects of task experience and layout on learning from text and pictures with or without unnecessary picture descriptions. - Gertjan Rop; Anne Schüler; Peter P. J. L. Verkoeijen; Katharina Scheiter; Tamara van Gog (J. Comput. Assist. Learn., 2018)

The influence of spatial distance and signaling on the split-attention effect. - Sven Cammeraat; Gertjan Rop; Björn B. de Koning (Comput. Hum. Behav., 2020)

Effects of spatial distance on the effectiveness of mental and physical integration strategies in learning from split-attention examples. - Björn B. de Koning; Gertjan Rop; Fred Paas (Comput. Hum. Behav., 2020)