Author:Umi Hanifah

Publications
Improving TPACK Competencies of Junior High School Mathematics Teachers Using Geogebra Classroom Masriyah Masriyah, I Ketut Budayasa, Dwi Juniati, Yurizka Melia Sari, Nurus Saadah, Siti Suprihatiningsih and Umi Hanifah EasyChair Preprint 11292