ROUGH NOTES ON THE SNAKE SYMBOL IN INDIA, IN CONNECTION WITH THE WORSHIP OF SIVA BY J. H. RIVETT-CARNAC (1879)
THE NEPHILIM: REALITY OR FICTION? … ARE THEY THE SEEDS OF UFO OR FALLEN ANGELS? … BY ODETTE BOILY (2011)
THE RISE AND FALL OF THE NEPHILIM: THE UNTOLD STORY OF FALLEN ANGELS, GIANTS ON THE EARTH, AND THEIR EXTRATERRESTRIAL ORIGINS BY SCOTT ALAN ROBERTS (2012)
THE SERPENT SYMBOL, AND THE WORSHIP OF THE RECIPROCAL PRINCIPLES OF NATURE IN AMERICA BY E. G. SQUIER (1851)
THE GREAT SEA-SERPENT: AN HISTORICAL AND CRITICAL TREATISE. WITH THE REPORTS OF 187 APPEARANCES… BY A. C. OUDEMANS (1892)
LIFE SYMBOLS AS RELATED TO SEX SYMBOLISM : … ORIGIN AND SIGNIFICANCE … THE CIRCLE, THE SERPENT, THE TRIANGLE, THE TREE OF LIFE, THE SWASTIKA, AND OTHER SOLAR EMBLEMS… BY ELISABETH GOLDSMITH (1924)
FOLLOWING THE TRACES OF THE SERPENT IN THE OLD AND NEW TESTAMENTS AND THE EARLY JEWISH INTERPRETATION BY SERGEY VLADIMIROVICH LAGUNOV (2019)
THE SUN AND THE SERPENT; A CONTRIBUTION TO THE HISTORY OF SERPENT-WORSHIP BY CHARLES FREDERICK OLDHAM (1914)
THE WORSHIP OF THE SERPENT TRACED THROUGHOUT THE WORLD: ATTESTING THE TEMPTATION AND FALL OF MAN BY THE INSTRUMENTALITY OF A SERPENT TEMPTER BY JOHN BATHURST DEANE (1833)
SERPENT AND SIVA WORSHIP AND MYTHOLOGY, IN CENTRAL AMERICA, AFRICA, AND ASIA. AND THE ORIGIN OF SERPENT WORSHIP. TWO TREATISES BY HYDE CLARKE (1877)