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Santi Widyawati Departmen of Mathematics Education, Universitas Nahdatul Ulama, Lampung, Indonesia Indonesia
Scopud ID: 57216271523Google ScholarSinta: 6742523
Fredi Ganda Putra Departmen of Mathematics Education, Universitas Islam Negeri Raden Intan, Lampung, Indonesia Indonesia
B Bistari Universitas Tanjungpura Pontianak, West Kalimantan, Indonesia Indonesia
H Hamdani Universitas Tanjungpura Pontianak, West Kalimantan, Indonesia Indonesia