Pembelajaran Matematika Berbantuan Software Algebrator untuk Meningkatkan Kemampuan Pemahaman Matematis Siswa by Uba Umbara, Inri Rahmawati

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How to predict good days in farming: ethnomathematics study with an ethnomodelling approach by Uba Umbara, Wahyudin Wahyudin, Sufyani Prabawanto

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Ethnomathematics study: The use of modulo concept in Kampung Naga by Uba Umbara, Sufyani Prabawanto, Agus Saeful Anwar

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Didactical design research on mathematical sequence material in vocational high schools for job preparation by Tio Heriyana, Uba Umbara, Evan Farhan Wahyu Puadi

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