- The 10th International Conferrence on Technology in Mathematics Teaching Enhancing Mathematics Education Through Technology (University of Portsmouth)
- Proceedings of the 14th Annual Conference on Research in Undergradute Mathematics Education (the Spesial Interest Group Of the Mathematics Assosiation Of America For Research in Undergradute Mathematics Education Portland, Oregon)
- Prosiding Seminar Nasional Pendidikan MIPA di FKIP Universitas Lampung
- Prosiding Seminar Nasional Pendidikan Matematika di STKIP Siliwangi Bandung
- Prosiding Seminar Nasional Lesson Study 4 di FMIPA Universitas Negeri Malang
- Prosiding Seminar Nasional MIPA dan Pembelajaran di FMIPA Universitas negeri Malang
- Proccedings of the 16th Annual Conference on Research in Undergradute Mathematics Education, Denver, Colorado
- Prosiding “The Third Basic Science Conference (Universitas Brawijaya)
- Prosiding Seminar Nasional Matematika dan Pendidikan Matematika di Universitas Islam Negeri Maulana Malik Ibrahim
- Prosiding Seminar Internasional “Mathematics, Science, and Computer Science Education” di Universitas Pendidikan Indonesia, Bandung)
- Prosiding “IndoMS International Conference on Mathematics and Its Application” di UGM Yogyakarta
- Prosiding Seminar Nasional Pendidikan Matematika di STKIP Siliwangi Bandung
- Prosiding Seminar Internasional “Mathematics Education and Graph Theory” di Universitas Islam Malang
- Prosiding Seminar Nasional Pendidikan Matematika di STKIP Siliwangi Bandung
