1. http:www.jatco.co.jp/GAIYO/NAIGAIFITM.
2. Trends and requirements of fluids for metal pushing belt type CVTs;Mitsui;Journal of Japanese society of tribologists,2000
3. The effect of belt drive CVT fluid on the friction coefficient between metal components;Ishikawa,1997
4. History of ZDDP;Spikes;Tribology letter,2004
5. Xanes study on boundary lubrication films generated from belt-drive CVT fluids;Wada,2005