Setiawan S, Idris K. “We Need Supervisors”: Problematic Implementationof Curriculum 2013 among Mathematics Teachers. Numerical: J.Mat and Pend.Mat [Internet]. 2020 Jun. 23 [cited 2026 Mar. 23];4(1):55-6. Available from: https://journal.iaimnumetrolampung.ac.id/index.php/numerical/article/view/859