TUAN, B. A.; MCALEER, M.; DANG, N. T. T.; PHO, K.-H. Developing Formulas for Quick Calculation of Polyhedron Volume in Spatial Geometry: Application to Vietnam. Journal of Reviews on Global Economics, [S. l.], v. 8, p. 815–837, 2019. DOI: 10.6000/1929-7092.2019.08.71. Disponível em: https://www.lifescienceglobal.com/pms/index.php/jrge/article/view/6172. Acesso em: 3 may. 2024.