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
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