1. 1) Elliott, D., Schwartz, R., George, R., Haymes, S., Heimiller, G., Scott, G. and McCarthy, E.: “Wind Energy Resource Atlas of the Philippines”, US National Renewable Laboratory, 2001.
2. 2) Clausen, N. E., Ott, S., Tarp-Johansen, N. J., Norgard, P., Larsen, X. G., Pagalilawan, E. and Hernando, S.: “Design of Wind Turbines in an Area with Tropical Cyclones”, Proc. of European Wind Energy Conference, Greece, 2006.
3. 3) Okinawa Electric Power Company Inc.: “Investigative Report on the Collapse of Wind Turbine Generators due to Typhoon No. 14”, 22 pages, 2004. (in Japanese)
4. 4) IEC 61400-1, ed. 2, Wind Turbine Generator Systems-Part I; Safety Requirements, 1999(E).
5. 5) Garciano, L. E., Koike, T. and Maruyama, O.:“Performance-based Design of Wind Turbines for Typhoons”, Proc. of 9th Structural Safety and Reliability of Engineering Systems and Structures, G. Augusti, G. I. Schueller and M. Ciampoli, eds., Millpress, Rotterdam, Rome, pp. 1235-1242, 2005.