References:

Aumann, H. H. & Probst, R. G., 1991, Ap. J., 368, 264

Backman, D. E. & Paresce, F., 1993, in "Protostars and Planets III", ed. E. H. Levy & J. I. Lunine (University of Arizona Press), 1253

Backman, D. E., Werner, M. W., Rieke, G. H. & Van Cleve, J. E., 1997, in "From Stardust to Planetesimals", ed. Y. J. Pendleton & A. G. G. M. Tielens, ASP Conference Series, 122, 49

Backman, D. E., Dasgupta, A. & Stencel, R. E., 1995, Ap. J. Lett., 450, L35

Bély, P. Y., Burg, R., Petro, P., Beichman, C. A., Wade, L., Gay, J., Baudoz, P. & Rabbia, Y., 1998, Experimental Astronomy, in press

Burns, J., Lamy, P. L. & Soter, S., 1979, Icarus, 40, 1

Butler, R. P., Marcy, G. W., Williams, F., Hauser, H. & Shirts, P., 1997, Ap. J. Lett., 474, L115

Cochran, A., Levison, H. F., Stern, S. A. & Duncan, M. J., 1995, Ap. J., 455, 342

Dermott, S. F., Jayaraman, S., Xu, Y.-L., Gustafson, B. Å. S. & Liou, J.-C., 1994, Nature, 369, 719

Dermott, S. F., Grogan, K., Gustafson, B. Å. S., Jayaraman, S., Kortenkamp, S. & Xu, Y.-L., 1996a, in "Physics, Chemistry, and Dynamics of Interplanetary Dust", ed. B. Å. S. Gustafson & M. S. Hanner, ASP Conference Series, 104, 143

Dermott, S. F., Jayaraman, S., Xu, Y.-L., Grogan, K. & Gustafson, B. Å. S., 1996b, in "Unveiling the Cosmic Infrared Background", ed. E. Dwek, AIP Conference Proceedings, 348, 25

Dominik, C. and the HJHVEGA Consortium, 1998, in "ISO's View of Stellar Evolution", ed. R. Waters, C. Waelkens & K. van der Hucht (Kluwer)

Durda, D. D. & Dermott, S. F., 1997, Icarus, 130, 140

ExNPS, 1996, "A Road Map for the Exploration of Neighboring Planetary Systems", ed. C. A. Beichman, JPL Pub. 96-22 (JPL)

Fajardo-Acosta, S. B., Telesco, C. M. & Knacke, R. F., 1998, Astron. J., in press

Flynn, G. J., 1996, in "Physics, Chemistry, and Dynamics of Interplanetary Dust", ed. B. Å. S. Gustafson & M. S. Hanner, ASP Conference Series, 104, 171

Ftaclas, C., 1998, these proceedings

Giese, R. H. & Kniessel, B., 1989, Icarus, 81, 369

Good, J., 1994, in "IRAS Sky Survey Atlas Explanatory Supplement", ed. S. L. Wheelock et al., JPL Pub. 94-11 (JPL), Appendix G

Grogan, K., Dermott, S. F. & Gustafson, B. Å. S., 1996, Ap. J., 472, 812

Grün, E., Gustafson, B. Å. S., Mann, I., Baguhl, M., Morfill, G. E., Staubach, P., Taylor, A. & Zook, H. A., 1994, Astron. & Ap., 286, 915

Hanner, M. S., Sparrow, J. G., Weinberg, J. L. & Beeson, D. E., 1976, in "Interplanetary Dust and Zodiacal Light" (IAU Colloquium 31), ed. H. Els\"{a}sser & H. Fechtig (Springer-Verlag), Lecture Notes in Physics, 48, 29

Kelsall, T. N. et al., 1998, submitted to Ap. J.

Leinert, C., Richter, I., Pitz, E. & Planck, B., 1981, Astron. & Ap., 103, 177

Lin, D. N. C., Bodenheimer, P. & Richardson, D. C., 1996, Nature, 380, 606

Mann, I., 1996, in "Physics, Chemistry, and Dynamics of Interplanetary Dust", ed. B. Å. S. Gustafson & M. S. Hanner, ASP Conference Series, 104, 171

Liou, J.-C., Dermott, S. F., & Xu, Y.-L., 1995, Planet. Space Sci., 43 (6), 717

Liou, J.-C., Zook, H. A. & Dermott, S. F., 1996, Icarus, 124, 429

Reach, W. T., Franz, B. A., Weiland, J. L., Hauser, M. G., Kelsall, T. N., Wright, E. L., Rawley, G., Stemwedel, S. W. & Spiesman, W. J., 1995, Nature, 374, 521

Traub, W. A., Carleton, N. P. & Angel, J. R. P., 1997, in "Science with the VLTI Interferometer", ed. F. Paresce (Springer-Verglag), 80

Tremaine, S., 1997, Bull. American Astron. Soc., 29 (5), 1207

Wetherill, G. W., 1992, Icarus, 100, 307

Zellner, B., 1979, in "Asteroids", ed. T. Gehrels (University of Arizona Press), 783