Gembong, S., Krisdiana, I., Suprapto, E., Setyansah, R. K., Widodo, S. A., & Murtafiah, W. (2022). The effectiveness of mathematics learning based on Javanese vegetable salad context to improving students’ higher order thinking skills. Pegem Journal of Education and Instruction, 13(1), 84–91. https://doi.org/10.47750/pegegog.13.01.10