by Dasaprawira, M Noviarsyah, Zulkardi, Zulkardi, Susanti, Ely
Published in IndoMS-journal on mathematics education (01.05.2019)

by Yeni Tri Astuti, Zulkardi Zulkardi, Ketang Wiyono
Published in Jurnal pendidikan dan pengajaran (01.03.2024)

by Fauziah, Anna, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi
Published in Infinity (Bandung) (12.01.2022)

by Pratiwi, Ika, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi
Published in IndoMS-journal on mathematics education (01.01.2019)

by Rawani, Dewi, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi, Susanti, Ely
Published in Jurnal pendidikan matematika (Online) (Palembang) (05.01.2023)

by Mouli, Mutia Febri, Zulkardi, Zulkardi, Putri, Ratu Ilma Indra
Published in Jurnal pendidikan matematika (Online) (Palembang) (05.01.2023)

by Sari, Yessi Permata, Zulkardi, Zulkardi, Putri, Ratu Ilma Indra
Published in Jurnal Elemen Program Studi Pendidikan Matematika STKIP Hamzanwadi Selong (02.01.2023)

by Tanjung, Ayu Luviyanti, Zulkardi, Zulkardi, Putri, Ratu Ilma Indra
Published in Jurnal Elemen Program Studi Pendidikan Matematika STKIP Hamzanwadi Selong (02.01.2023)

by Pratiwi, Mely Della, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi
Published in Infinity (Bandung) (01.09.2022)

by Muslimin, Muslimin, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi, Aisyah, Nyimas
Published in IndoMS-journal on mathematics education (01.09.2020)

by Putra, Aan, Zulkardi, Zulkardi, Putri, Ratu Ilma Indra, Susanti, Elly, Nusantara, Duano Sapta
Published in Tarbawi (Institut Agama Islam Negeri Kerinci. Fakultas Tarbiyah dan Ilmu Keguruan) (13.12.2023)

by Ermatita, Ermatita, Puspasari, Shinta, Zulkardi, Zulkardi
Published in TEM Journal (01.05.2023)

by Jariyah, Ainun, Zulkardi, Zulkardi, Susanti, Ely
Published in Al Khawarizmi (10.07.2023)

by Ifana, Bernika Indrialis, Zulkardi, Zulkardi, Susanti, Ely
Published in Al Khawarizmi (07.07.2023)

by Arifin, Sujinal, Zulkardi, Zulkardi, Putri, Ratu Ilma Indra, Hartono, Yusuf
Published in IndoMS-journal on mathematics education (01.05.2021)

by Zulkardi, Z, Kohar, A W
Published in Journal of physics. Conference series (01.01.2018)

by Nizar, Harisman, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi
Published in IndoMS-journal on mathematics education (01.07.2018)

by Permatasari, Ranni, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi
Published in IndoMS-journal on mathematics education (01.07.2018)

by Nasution, Marhamah Fajriyah, Putri, Ratu Ilma Indra, Zulkardi, Zulkardi
Published in IndoMS-journal on mathematics education (01.01.2018)

by Sari, Septi Puspita, Zulkardi, Zulkardi, Darmawijoyo, Darmawijoyo
Published in JTAM (Jurnal Teori dan Aplikasi Matematika) (Online) (17.04.2021)