F. A. Tsitsin, V. M. Chepurova, і I. L. Genkin, «ORIGINS OF COMETS: THE HYPOTHESIS OF RELICT RESERVOIR OF COMETARY BODIES (CB) AS UNITARY STORE OF COMETS OF THE SOLAR SYSTEM», Одес. астроном. публ., т. 9, с. 193–194, Лис 2017.