1
Deformations of Spacetime Symmetries [E-Book] : Gravity, Group-Valued Momenta, and Non-Commutative Fields /
2
Modern canonical quantum general relatively /
Book
...Cambridge monographs on mathematical physics...
Table of Contents 
3
Lorentzian wormholes : from Einstein to Hawking /
Book
...AIP series in computational and applied mathematical physics....