Phys. Rev. Lett.
Noise Level of a Ring Laser Gyroscope in the Femto-Rad/s Range
The Sagnac effect 
AVS Quantum Science 
Status of the GINGER project
Gingerino: the most sensitive meter of the earth's rotation is at the Gran Sasso Laboratories
EPJ Plus Highlights
Proving Einstein right using the most sensitive Earth rotation sensors ever made
Research Highlights
General Relativity: Going underground
Journal highlights
"Going Deep" To Measure Earths Rotational Effects
Repubblica Scienze
La terra gira a 1600 km/h: un laser ci darà la misura esatta
S&T > Fisica&Matematica
Test italiano per la teoria della relatività
Gingerino ascolta il battito della terra
Highlights
Underground ring lasers will put general relativity to the test