Edumat: jurnal edukasi matematika vol. 4 no. 7 tahun 2013

за авторством Matitaputty, Christi, Putri, Ratu Ilma Indra, Hartono, Yusuf, Mangelep, Navel O., Zulkardi, Zulkardi, Zainab, Zainab, Ladysa, Dina, Kusumah, Yaya S., Budiarti, Sri, Sodiqun, Mohammad
Опубліковано 2013

THE IMPACT OF PROBLEM-BASED LEARNING APPROACH TO SENIOR HIGH SCHOOL STUDENTS' MATHEMATICS CRITICAL THINKING ABILITY

за авторством Widyatiningtyas, Reviandari, Kusumah, Yaya S., Sumarmo, Utari, Sabandar, Jozua
Опубліковано 2015

ENHANCING STUDENTS' COMMUNICATION SKILLS THROUGH TREFFINGER TEACHING MODEL

за авторством Alhaddad, Idrus, Kusumah, Yaya S., Sabandar, Jozua, Dahlan, Jarnawi A.
Опубліковано 2015

DAMPAK PENDIDIKAN MATEMATIKA REALISTIK INDONESIA TERHADAP PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH SISWA SMP

за авторством Sugiman, Sugiman, Kusumah, Yaya S.
Опубліковано 2014

Cultivating Upper Secondary Students' Mathematical Reasoning-Ability and Attitude towards Mathematics Through Problem-Based Learning

за авторством Napitupulu, E. Elvis, Suryadi, Didi, Kusumah, Yaya S.
Опубліковано 2016