[1]
R. Ruslan, I. Setiawan HR, and A. N. A. Hindi, “The Development of Reasonable Mathematical Problems Based on Content Validity in Mathematics Teachers Conference (MGMP) of Bone Regency, Indonesia: Pengembangan Soal Matematika Berdaya Nalar Tinggi Berdasarkan Validitas Isi di MGMP Matematika Kabupaten Bone, Indonesia”, j. mattawang, vol. 1, no. 1, pp. 15–19, Dec. 2020.