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Widyantini, Th. and Wibawa, Agus Dwi and Rumiati, Rumiati and Lababa, Arfianti and Hidayat, Fadjar Noer and Wiyoto, Jakim and Rudianto, Yudom (2021) LIMAS edisi Nomor 45 November 2021. LIMAS (45). P4TK Matematika, Sleman, pp. 1-76.

Widyantini, Th. and Wibawa, Agus Dwi and Rumiati, Rumiati and Lababa, Arfianti and Hidayat, Fadjar Noer and Wiyoto, Jakim and Rudianto, Yudom (2021) LIMAS edisi nomor 44 Juli 2021. LIMAS (44). PPPPTK Matematika, Sleman, pp. 1-80.