CHAND GUPTA, Karam; ., . Civil Engineering Tool Kit for Making Perfect Ellipses of Desired Dimensions on Very Large Surfaces. International Journal of Engineering & Technology, [S. l.], v. 7, n. 4.5, p. 193–195, 2018. DOI: 10.14419/ijet.v7i4.5.20043. Disponível em: https://sciencepubco.com/index.php/ijet/article/view/20043.. Acesso em: 27 apr. 2024.