Adhitya, Y., Putri, N. S., & Bustaren, B. C. R. (2025). Using Digital Pythagorean Tangram to Enhance Mathematical Justification Skills of Prospective Mathematics Teachers. Kognitif: Jurnal Riset HOTS Pendidikan Matematika, 5(4), 1699–1710. https://doi.org/10.51574/kognitif.v5i4.4020