1. T.V. Hughes, C.R. Chambers, Manufacture of Carbon Filaments. U.S. Patent No. 405,480, (1889).
2. An unusual form of carbon;Davis;Nature,1953
3. The decomposition of carbon on vitreous silica;Iley;J Chem Soc Lond,1948
4. The structure of graphite filaments;Hillert;Zeit Krist,1958
5. Formation of vapor-grown carbon fibers by seeding method of metal ultra-fine particles;Endo,1983