Stokhof, Harry, Bregje de Vries, Theo Bastiaens, and Rob Martens. “To Adopt or Reject? Testing the Robustness of a Principle-Based Scenario for Guiding Effective Student Questioning”. EDeR. Educational Design Research 2, no. 1 (July 20, 2018). Accessed April 20, 2024. https://journals.sub.uni-hamburg.de/EDeR/article/view/1221.