On the Ricci operator of locally homogeneous Lorentzian 3-manifolds

Bibliographic Details
Main Authors: Calvaruso Giovanni, Kowalski Oldrich
Format: Article
Language:English
Published: De Gruyter 2009-03-01
Series:Open Mathematics
Subjects:
Online Access:https://doi.org/10.2478/s11533-008-0061-5