Team, Support. “On the Darboux Vector of Ruled Surfaces in Galilean Space: Cumali Ekici, Mustafa Dede, Erdal Ozusaglam”. Thai Journal of Mathematics 18, no. 2 (June 1, 2020): 597–606. Accessed July 3, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1020.