Quantization of midisuperspace models. Barbero G., J.Fernando, Villaseñor, Eduardo J.S. (2010) Living Reviews in Relativity [electronic only]
Quantum gravity in 2 + 1 dimensions: the case of a closed universe. Carlip, Steven (2005) Living Reviews in Relativity [electronic only]
Quantum gravity in everyday life: general relativity as an effective field theory. Burgess, Cliff P. (2004) Living Reviews in Relativity [electronic only]
Quasi-local energy-momentum and angular momentum in general relativity. Szabados, László (2009) Living Reviews in Relativity [electronic only]
Quasi-normal modes of stars and black holes. Kokkotas, Kostas D., Schmidt, Bernd G. (1999) Living Reviews in Relativity [electronic only]