1. Bergeat, J., Knapik, A., Rutily, B.: Astron. Astrophys. 369, 178 (2001)
2. Bohren, K., Hufmann, D.: Absorption and Scattering of Light by Small Particles. Wiley, New York (1983)
3. Clanton, V.S., Gooding, J.L., McKay, D.S., Robinson, G.A., Warren, J.L., Watts, L.A. (eds.): Cosmic Dust Catalog (Particles from Collection Flag U2015), 5/1 10. NASA Johnson Space Center, Houston (1984)
4. Dominik, C., Dullemond, C.P., Cami, J., van Winckel, H.: Astron. Astrophys. 397, 595 (2003)
5. Draine, B.T.: Astrophys. J. 333, 848 (1988)