890 citations · 1k across the 4 of their papers we have counts for
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gr-qc2008★ 4 cited
Generalized modified gravity models: the stability issue
Guido Cognola, Sergio Zerbini
A brief introduction on the issue of stability in generalized modified gravity is presented and the dynamical system methods are used in the investigation of the stability of spati…
gr-qc2007★ 111 cited
On the Stability of a class of Modified Gravitational Models
Guido Cognola, Monica Gastaldi, Sergio Zerbini
Motivated by the dark energy issue, a minisuperspace approach to the stability for modified gravitational models in a four dimensional cosmological setting are investigated. Specif…
gr-qc2004★ 1 cited
Minisuperspace Approach of Generalized Gravitational Models
Guido Cognola, Sergio Zerbini
Motivated by the dark energy issue, the minisuperspace approach for general relativistic cosmological theories is outlined.