• Anantharamaiah, K. R., and V. Radhakrishnan (1979), A new upper limit to the abundance ratio of atomic deuterium to hydrogen in the direction of the galactic centre, Astron. Astrophys., 79, L9.
  • Barnbaum, C., and R. F. Bradley (1998), A new approach to interference excision in radio astronomy: Real-time adaptive cancellation, Astron. J., 116, 2598.
  • Blitz, L., and C. Heiles (1987), A new assault on the 92 centimeter line of DI, Astrophys. J., 313, L95.
  • Briggs, F. H., J. F. Bell, and M. J. Kesteven (2000), Removing radio interference from contaminated astronomical spectra using an independent reference signal and closure relations, Astron. J., 120, 3351.
  • Chengalur, J. N., R. Braun, and W. B. Burton (1997), DI in the outer galaxy, Astron. Astrophys., 318, L35.
  • DeBoer, D. R., et al. (2004), The Allen Telescope Array, Proc. SPIE Int. Soc. Opt. Eng., 5489, 1021.
  • Ellingson, S. W., J. D. Bunton, and J. F. Bell (2001), Removal of the GLONASS C/A signal from OH spectral line observations using a parametric modeling technique, Astrophys. J. Suppl. Ser., 135, 87.
  • Hartmann, D., and W. B. Burton (1997), Atlas of Galactic Neutral Hydrogen, Cambridge Univ. Press, New York.
  • Leshem, A., A. van der Veen, and A. Boonstra (2000), Multichannel interference mitigation techniques in radio astronomy, Astrophys. J. Suppl. Ser., 131, 355.
  • Staveley-Smith, L., et al. (1996), The Parkes 21 CM multibeam receiver, Publ. Astron. Soc. Aust., 13, 243.
  • Sunyaev, R. A., and Y. B. Zeldovich (1972), Formation of clusters of galaxies: Protocluster fragmentation and intergalactic gas heating, Astron. Astrophys., 20, 189.
  • Vaseghi, S. (2000), Advanced Digital Signal Processing and Noise Reduction, 2nd ed., John Wiley, Hoboken, N. J.
  • Weinreb, S. (1962), An attempt to measure Zeeman splitting of the galactic 21-CM hydrogen line, Astrophys. J., 136, 1149.
  • Zaldarriaga, M., S. R. Furlanetto, and L. Hernquist (2004), 21 centimeter fluctuations from cosmic gas at high redshifts, Astrophys. J., 608, 622.