• Akasofu, S.-I. (1977), Physics of Magnetospheric Substorms, D. Reidel, Norwell, Mass.
  • Basu, S., S. Basu, P. K. Chaturvedi, and C. M. Bryant Jr. (1994), Irregularity structures in the cusp/cleft and polar cap regions, Radio Sci., 29(1), 195207.
  • Behnke, R. A., T. F. Tascione, E. Hildner, W. Cliffswallow, R. M. Robinson, N. E. Cobb, A. W. Green, S. Basu, O. de la Beaujardiere, and R. L. Carovillano (1995), The National Space Weather Program: Strategic plan, Rep. FCM-P30-1995, Off. of Fed. Coord. for Meteorol. Serv. and Support. Res., Washington, D. C.
  • Bust, G. S., C. Coker, D. Coco, T. L. Gaussiran II, and T. Lauderdale (2001), IRI data ingestion and ionospheric tomography, Adv. Space Res., 27(1), 157165.
  • Carlson, H. C. (1994), The dark polar ionosphere: Progress and future challenges, Radio Sci., 29(1), 157166.
  • Coker, C., G. S. Bust, and G. Kronschnabl (1996), Ionospheric specification using ionospheric tomography and GPS, paper presented at Workshop for Ionospheric Delay Correction for Single-Frequency Radar Altimetry, Cent. for Astrodyn. Res., Univ. of Colo., Boulder, Colo.
  • Coker, C., G. Kronschnabl, D. S. Coco, G. S. Bust, and T. L. Gaussiran II (2001), Verification of ionospheric sensors, Radio Sci., 36(6), 15231529.
  • Crowley, G. (1996), Critical review on ionospheric patches and blobs, in Review of Radio Science, 1992–1996, edited by W. R. Stone, pp. 619648, Oxford Univ. Press, New York.
  • Doe, R., J. Vickrey, E. Weber, H. Gallagher, and S. Mende (1997), Ground-based signatures for the nightside polar cap boundary, J. Geophys. Res., 102(A9), 19,98920,006.
  • Fremouw, E. J., and A. Ishimaru (1992), Intensity scintillation index and mean apparent radar cross section on monostatic and bistatic paths, Radio Sci., 27(4), 539543.
  • Fremouw, E. J., and J. A. Secan (1984), Modeling and scientific application of scintillation results, Radio Sci., 19(3), 687694.
  • Fremouw, E. J., E. A. Holland, A. J. Mazella Jr., and G. S. Rao (2001), Measurements of the ionosphere and protonosphere in the wake of solar maximum, Res. and Devel. Status Rep. 3, Air Force Lab. Contract F19628-01-C-0005, U. S., NorthWest Res. Assoc., Inc., 15 Oct.
  • Gallagher, H. A., E. J. Weber, J. F. Vickrey, and R. L. Carovillano (1993), Plasma flows associated with an auroral arc at the polar cap boundary, in Auroral Plasma Dynamics, Geophys. Monogr. Ser., vol. 80, edited by R. L. Lysak, pp. 8187, AGU, Washington, D. C.
  • Kersley, L., C. D. Russell, and D. L. Rice (1995), Phase scintillation and irregularities in the northern polar ionosphere, Radio Sci., 30(3), 619629.
  • Reinking, J. T., D. J. Knepp, and M. A. Hausman (2001), Polar region ionospheric effects on UHF radar track acquisition, Radio Sci., 36(5), 11571166.
  • Secan, J. A., R. M. Bussey, E. J. Fremouw, and S. Basu (1997), High-latitude upgrade to the Wideband ionospheric scintillation model, Radio Sci., 32(4), 15671574.