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You can get a copy of my dissertation on Galactic dark matter here. 



Cosmic Rays:

 
On the Positron Fraction and the Spectrum of the Electronic Component in Cosmic Rays
    R. Cowsik and B. Burch, arXiv:0905.2136 (2009).
 
Analysis of the Spectral Intensities and Ratios of Electrons and Positrons in Cosmic Rays
    R. Cowsik and B. Burch, arXiv:0906.2365, appearing in Proceedings of the 31st ICRC (2009).

Analysis of the Positron Fraction and the Spectrum of the Electronic Component in Cosmic Rays
    R. Coswik and B. Burch, arXiv:0908.3494, (2009).
 
Positron Fraction in Cosmic Rays and Models of Cosmic-ray Propagation
    R. Cowsik and B. Burch, Phys. Rev. D, 82, 023009 (2010).
 
On the Positron Fraction and Cosmic-Ray Propagation Models
    B. Burch and R. Cowsik, arXiv:1009.1361, Proc. ISVHECRI2010, Batavia, IL, USA (2010).

The Origin of the Spectral Intensities of Cosmic-Ray Positrons    
    R. Cowsik, B. Burch and T. Madziwa-Nussinov, 2014 ApJ, 786, 124 (2014) 



Galactic Dark Matter:

Properties of Galactic Dark Matter:  Constraints from Astronomical Observations
   B. Burch and R. Cowsik, ApJ, 779, 35 (2013).


INSPIRE
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