Art Bell and Jennifer L. Osborne, The Quickening: Today's Trends, Tomorrow's World, (New Orleans: Paper Chase Press, 1997).
Tom Kay, When the Comet Runs: Prophecies for the New Millennium, (Charlottesville, VA: Hampton Roads, 1997). A contemporary version of the comet prophecy.
Henry C. Roberts, translated, edited, and interpreted, (updated by Robert Lawrence), The Complete Prophesies of Nostradamus, (New York: Crown, 1994 {1947}).
Stefan Paulus, Nostradamus 1999: Who Will Survive [A Comet is Hurtling Toward Earth...], (St. Paul, MN: Llewellyn Publications, 1997).
Jean-Charles de Fontbrune, Nostradamus: Countdown to Apocalypse, (New York: Henry Holt, 1985 {1980})