1. A finite element method for elliptic optimal control problem on a non-convex polygon with corner singularities. (1st January 2018) Authors: Choi, Hyung Jun; Choi, Woocheol; Koh, Youngwoo Journal: Computers & mathematics with applications Issue: Volume 75:issue 1(2018) Page Start: 45 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗