1. Juhi Sharma, Ritu Sharma and Lalit Kumar Dusad, “Review and Analysis of Photonic Crystal Beam Splitters for Optical Communication Applications”, GECA, India (2015).
2. http://www.wow.com/wiki/Combiner
3. Rajat Dey, “Optical Power Splitting Techniques Using Photonic Crystal Line Defect Waveguides,” Ph.D Thesis, The University of Western Ontario, London, Canada, 2011
4. J. D. Joannopoulos, R. D. Meade and J. N. Winn, “Photonic Crystals”, Princeton University Press, Princeton (1995).
5. Myhrvold, N., “Confessions of a cybershaman,” Slate, 12 June 1997, http://www.slate.com/CriticalMass/97-06-12/CriticalMass.asp (19 October 1997). http://www.optics4yurresearch.com/7752.html