000 a
001 10373
011 _a0013-1954
090 _a10373
099 _tSER
100 _a20180213 frey50
101 _aeng
102 _aNL
200 _aEducational Studies in Mathematics - An international journal
_feditor in chief Merrilyn Goos
207 _aVolume 96.3 - November 2017
210 _aDordrecht
_cSpringer
215 _d24cm.