Saputri, A.T. et al. 2022. Students’ Error Analysis in Solving Contextual Problem of Flat-Sided Geometry Based on Nolting’s Theory Depends on Gender. Journal of Education and Learning Mathematics Research (JELMaR). 3, 1 (May 2022), 84–92. DOI:https://doi.org/10.37303/jelmar.v3i1.116.