References
- EastmanArthur A. and CampbellJohn H., “Stroboscopic and Flicker Effects from Fluorescent Lamps”, Illuminating Engineering, Vol. 47, January 1952, p. 27.
- HortonG. A. and TillW. S., “Stroboscopic Effect of Mercury Lamps with Various Ballasts and Circuits”, Illuminating Engineering, Vol. 56, December 1961, p. 696.