1. Bucik, V. (2001). Zakaj potrebujemo kakovostno zunanje preverjanje in ocenjevanje znanja? [Why do we need quality external knowledge assessment?] Sodobna Pedagogika [Modern Pedagogy], 52(3), 40-52.
2. Cankar, G. (2016). Governing the transition to higher levels of education and differences between achievement and school grades by gender. Journal for Educational Research Online, 8(2), 60-86. https://www.proquest.com/openview/b6d8ed9b1e1d3eeac439741caabbed09/1.pdf?pq-origsite=gscholar&cbl=1066349
3. Cankar, G., Brelih-Hatunič, A., Grašič Arnuš, I., Gorše, A., Jerše, L., Ozimek, B., Rupnik Vec, T., Špilak, B., & Zupanc, B. (2019). Dosežki učencev ter dosežki otrok v razvoju in učenju. Zbirka kakovost v vrtcih in šolah [Pupils’ attainments and children’s developmental and learning attainments. Collection quality in kindergartens and schools]. Šola za ravnatelje [School for principals]. http://solazaravnatelje.si/ISBN/978-961-6989-29-9.pdf
4. Cankar, G., Semen, E., Knežević, M., & Urank, M. (2020). Priročnik za uporabo orodja za ugotavljanje kakovosti izkazanega znanja: Nacionalno Preverjanje Znanja [Handbook for using the tool for determining the quality of demonstrated knowledge: National Assessment of Knowledge] (OrKa Ric verzija 3.1.1). Državni Izpitni Center [State Examination Center]. https://www.ric.si/preverjanje_znanja/orka/
5. Claessens, A., & Engel, M. (2013). How important is where you start? Early mathematics knowledge and later school success. Teachers College Record, 115(6), 1-29. https://doi.org/10.1177/016146811311500603