%0 Journal Article %A Yewon Sung %A Ana Stephen %A Eric Knuth %A Maria Blanton %A Angela Murphy Gardiner %A Rena Stroud %T Positive Emotions in Early Algebra Meaning-Making %J Didactica Mathematicae %D 2021 %P 31-59 %V 43 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/dm.v43i1.7115/ %R 10.14708/dm.v43i1.7115 %G pl %F 10_14708_dm_v43i1_7115