1. Asian Company Handbook, 1995–1999. Toyo Keizai Inc., Tokyo.
2. Asian Development Bank, 2000. Corporate governance and finance in East Asia. Asian Development Bank, Manila, Philippines.
3. Stock pyramids, cross-ownership, and dual class equity;Bebchuk,2000
4. Diversification's effect on firm value;Berger;Journal of Financial Economics,1995
5. Building on sand;Brancato;Asian Business,1999