Lidiana, Vira, and Yohanes Leonardus Sukestiyarno. 2023. “Development of Entrepreneurship-Based Mathematical E-Module and Its’ Learning With PBL to Improve Students’ Mathematical Problem Solving Ability”. Unnes Journal of Mathematics Education 12 (1), 93-102. https://doi.org/10.15294/ujme.v12i1.62911.