Wybrane publikacje "Asteroid and Planet Close Encounters", Minor Planet Bulletin, (1999 F. Manca, P. Sicoli) "Monitoring Hazardous Objects", Proceedings of the Third Italian Meeting of Planetary Science, (2000 F. Manca, P. Sicoli) "Planetary Close Encounters", Proceedings of the Fourth Italian Meeting of Planetary Science, (2002 F. Manca, P. Sicoli) "Minor planet recovery: analysis and verification of data obtained by OrbFit and Edipo software", Proceedings of the Fifth Italian Meeting of Planetary Science, (2003 F. Manca, A. Testa, M. Carpino) "Identification of asteroids and comets: methods and results", Proceedings of the X National Conference on Planetary Science. (2011 F. Manca, P. Sicoli, and A. Testa) "Identification of asteroids and comets: update on methods and results". Proceedings of the XI National Conference on Planetary Science. (2013 F. Manca, A. Testa) "Close encounters among asteroids, comets, Earth-Moon system and inner planets: the cases of (99942) Apophis and Comet C/2013 A1 ". Proceedings of the XII Italian national workshop of planetary sciences. (2015 F. Manca, P. Sicoli, A.