Zdroj: |
Fernández, Julio Angel: Comets : nature, dynamics, origin, and their cosmogonical relevance, 2005 www(Biblioteca Nacional de Uruguay), cit. 19. 9. 2016 LC (Names), cit. 19. 9. 2016 www(Wikipedia, the free encyclopedia), cit. 19. 9. 2016 www(Inicio - CVUY), cit. 19. 9. 2016 |