Succubi Like It Hot
Jill Myles
The Succubus Diaries (2)
The Crow Road
Iain M. Banks
Anvil of Stars
Greg Bear
Forge of God (2)
The Red Pyramid
Rick Riordan
The Kane Chronicles (1)
Gödel, Escher, Bach: An Eternal Golden Braid
Douglas R Hofstadter