1. APOS theory: A framework for research and curriculum development in mathematics education;Arnon,2014
2. A framework for research and curriculum development in undergraduate mathematics education;Asiala;MAA NOTES,1997
3. The development of students’ graphical understanding of the derivative;Asiala;Journal of Mathematical Behavior,1997
4. Making mathematical meaning: from preconcepts to pseudoconcepts to concepts;Berger;Pythagoras,2006
5. An APOS syudy of preservice teachers’ understanding of injections and surjections;Bansilal;Journal of Mathematical Behaviour,2017