Finite element solution of Poisson Equation over Polygonal Domains using a novel auto mesh generation technique and an explicit integration scheme for nine node linear convex quadrilateral of Lagrange family. int. jour. eng. com. sci [Internet]. 2017 Nov. 12 [cited 2025 Dec. 5];6(11):22869-3058. Available from: http://www.ijecs.in/index.php/ijecs/article/view/2627