1. Guliev, A.S. and Nabiev, Sh.A., Pluto and Comets. 1. Is There a Group of Comets Connected with Pluto? Kinematika Fiz. Nebesnikh Tel, 2002, vol. 18, no. 6, pp. 525–531.
2. Guliev, A.S. and Nabiev, Sh.A., Pluto and Comets. 2. Some Peculiarities of the Group of Comets Having a Possible Association with Pluto, Kinematika Fiz. Nebesnikh Tel, 2004, vol. 20, no. 3, pp. 283–288.
3. Guliev, A.S. and Nabiev, Sh.A., Pluto and Comets. 3. Possible Mechanisms of Interrelation of Comet and Pluto, Kinematika Fiz. Nebesnikh Tel, 2005, vol. 21, no. 1, pp. 53–59.
4. Marsden, B.G. and Williams, G.V., Catalogue of Cometary Orbits 2003, IAU, Central Bureau for Astronomical Telegrams, 2003.