BISWAS, R. INTRODUCING ‘REGION GEOMETRY’ IN MATHEMATICS. Tesseract: International Journal of Geometry and Applied Mathematics, [S. l.], v. 4, n. 1, p. 1–20, 2026. DOI: 10.57254/tess.v4i1.50. Disponível em: https://tesseract.nindikayla.com/index.php/home/article/view/50. Acesso em: 30 jul. 2026.