Using the ACAT Framework to evaluate the design of a Geometry-App: An exploratory study. Larkin, K., Kortenkamp, U., Etzold, H., & Ladel, S. Digital Experiences in Mathematics Education, 2018.
bibtex   
@article{larkin_using_2018,
	title = {Using the {ACAT} {Framework} to evaluate the design of a {Geometry}-{App}: {An} exploratory study},
	journal = {Digital Experiences in Mathematics Education},
	author = {Larkin, K. and Kortenkamp, U. and Etzold, H. and Ladel, S.},
	year = {2018},
}

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