1. Adams, F.C. and Watkins, R., Vortices in Circumstellar Disks, Astrophys. J., 1995, vol. 451, pp. 314–327.
2. Barge, P. and Sommeria, J., Did Planet Formation Begin Inside Persistent Gaseous Vortices?, Astron. Astrophys., 1995, vol. 295, pp. L1–L4.
3. Bertini, I., Gutierrez, P.J., and Sabolo, W., The Influence of the Monomer Shape in the First Stage of Dust Growth in the Protoplanetary Disk, Astron. Astrophys., 2009, vol. 504, p. 625.
4. Blum, J., Wurm, G., Kempf, S., and Henning, Th., The Brownian Motion of Dust in the Solar Nebula: An Experimental Approach to the Problem of Pre-Planetary Dust Aggregation, Icarus, 1996, vol. 124, pp. 441–451.
5. Blum, J., Grain Growth and Coagulation, in ASP Conf. Ser. Astrophysics of Dust, Witt, A.N., Clayton, G.C., and Draine, B.T., Eds., 2004, San Francisco: ASP, vol. 309, p. 369.