Wathne, Unni; Reinhardtsen, Jorunn; Borgersen, Hans Erik; Cestari, Maria Luiza (2019). Designed examples as mediating tools: Introductory algebra in two Norwegian grade 8 classrooms. Encountering algebra. A comparative study of classrooms in Finland, Norway, Sweden, and the USA. ISBN: 978-3-030-17576-4. Springer Nature. 5. s 71 - 109.
Wathne, Unni (2013). Inquiry in the classroom: Teaching and learning mathematics in alternative training. Special Needs Education in Mathematics New Trends, Problems and Possibilities. ISBN: 978 82 92712 98 6. Portal forlag. 13. s 125 - 130.