1. da Alviano, F., 1931. La caduta di tre bolidi nelel foreste delle Amazzoni. Il Massaia, XVIII, 134.
2. The 1930 ‘Brazilian Tunguska’ event;Bailey;The Observatory,1995
3. Use of Seismic Intensity Data to Predict the Effects of Earthquakes and Underground Nuclear Explosions in Various Geological Setting;Barosh,1969
4. A telescopic search for large perseid meteoroids;Beech;Mon. Not. Astron. Soc.,2004
5. The flux of small near-Earth objects colliding with the Earth;Brown;Nature,2002