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Accredited by The Ministry of Research and Technology / National Research and Innovation Agency of the Republic of Indonesia
R Rosnawati
Yogyakarta State University
Indonesia
Rosnawati was born in Indragiri Hulu, on 20 December 1967. She currently works as a lecturer in the Mathematics Education study program, Faculty of Mathematics and Natural Sciences of Yogyakarta State University, Indonesia. She attained her bachelor degree from Bandung Institute of Teacher Education and Educational Sciences (recently known as Indonesia University of Education) in 1991 majoring in Mathematics Education, her master degree in Mathematics from Gadjah Mada University, Indonesia, in 2000, and her doctoral degree from Yogyakarta State University in 2015 majoring in Educational Research and Evaluation.
Badrun Kartowagiran
https://scholar.google.co.id/citations?user=_sVZJgUAAAAJ&hl=en
Yogyakarta State University
Indonesia
Badrun Kartowagiran was born on 25 July 1953. He works as a lecturer in the Faculty of Engineering and Graduate School of Yogyakarta State University, Indonesia. He attained his bachelor degree in 1977 from Yogyakarta Institute of Teacher Education and Educational Sciences (recently known as Yogyakarta State University) majoring in Machine Engineering Education. In 1992, he achieved his master degree on Educational Research and Evaluation from Jakarta Institute of Teacher Education and Educational Sciences (recently known as Jakarta State University). In 2005, he graduated from his doctoral study in Psychology/Psychometrics in Gadjah Mada University, Indonesia.
Jailani Jailani
Yogyakarta State University
Indonesia
Jailani was born on 27 September 1959. He currently works as a lecturer in the Faculty of Mathematics and Natural Science and the Graduate School of Yogyakarta State University. In 1984, he attained his bachelor degree on Surabaya Institute of Teacher Education and Educational Sciences (recently known as Surabaya State University) majoring in Mathematics Education. In 1990, he graduated from Malang Institute of Teacher Education and Educational Sciences (recently known as Malang State University) achieving his master degree on the same major. In 2002, he achieved his doctoral degree from Yogyakarta State University majoring in Educational Research and Evaluation.
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