NIGO, J. K. An Alternate Method to Find Area of Triangle from its Vertices alone in a Plane. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 13, n. 1, p. 49–60, 2015. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/757. Acesso em: 2 may. 2024.