Terapasirdsin, Apichat, William F. Rotach, Naruemon Wattanapongsakorn, and Patrick H. Madden. “A Modified Edge Removal Stiener Tree Heuristic for Global Routing in VLSI Design”. ECTI Transactions on Electrical Engineering, Electronics, and Communications 8, no. 2 (December 27, 2008): 179–186. accessed April 15, 2025. https://ph02.tci-thaijo.org/index.php/ECTI-EEC/article/view/172094.