Book

Mardiah, Mardiah and Somakim, Somakim and Purwoko, Purwoko and Hartono, Yusuf and Indaryanti, Indaryanti and Safitri, Meilani and Rinaldo, Rinaldo and Darmawijoyo, Darmawijoyo and Shahnaz, Shahnaz and Mulyono, Budi and Mustakim, Mustakim and Handayani, Yuni and Zulkardi, Zulkardi (2014) Edumat : jurnal edukasi matematika vol. 5 no. 10, November 2014. Direktorat Jenderal Guru dan Tenaga Kependidikan, Yogyakarta, pp. 631-688. ISBN 2087-0523

Nurhayati, Nurhayati and Pujianto, Widarso and Rohayah, Siti and Darmawijoyo, Darmawijoyo and Kesumawati, Nila and Yadnya, I Gusti Agung Oka and Safitri, Meilani and Hartono, Yusuf and Somakim, Somakim and Mulbasari, Anggria Septiani (2013) Edumat: jurnal edukasi matematika vol. 4 no. 8 tahun 2013. Direktorat Jenderal Guru dan Tenaga Kependidikan, pp. 508-570.