Rosa Pimentel, Dimas, Thiago Rodrigues Cavalcante, e Edcarlos Domingos da Silva. 2026. “From Green’s Theorem to the Shoelace Formula: An Application to the Calculation of the Area of the State of Tocantins”. Revista Tocantinense De Matemática 1 (1). https://doi.org/10.20873/retmat.uft.v1n1.2026.23266.