Mathematics teacher change in times of disruption : a longitudinal large-scale study across three countries
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Journal of mathematics teacher education - ISSN 1386-4416- (2026) p. 1-28
Measuring agreement among several raters classifying subjects into one or more (hierarchical) categories : a generalization of Fleiss' kappa
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Behavior research methods. - ISSN 1554-3528-57:10 (2025) p. 1-19
The omnipresence of the Letter-as-Object misconception : a multilevel Latent Transition Analysis on understanding variables
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Educational studies in mathematics - ISSN 0013-1954- (2025) p. 1-22
Checkbox grading of large-scale mathematics exams with multiple assessors : field study on assessors' inter-rater reliability, time investment and usage experience
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Studies in educational evaluation - ISSN 0191-491X-85 (2025) p. 1-14
Checkbox grading of handwritten mathematics exams with multiple assessors : how do students react to the resulting atomic feedback? A mixed-method study
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ZDM : Zentralblatt für Didaktik der Mathematik - ISSN 1863-9690-56:4 (2024) p. 757-773