891 citations · 2.9k across the 74 of their papers we have counts for
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gr-qc2000
Fourth-Order Ricci Gravity
A. Borowiec, M. Francaviglia, V. I. Smirichinski
The Euler-Lagrange equations of motion for the most general Ricci type gravitational Lagrangians are derived by means of a purely metric formalism.
gr-qc2000★ 34 cited
Noether Charges, Brown-York Quasilocal Energy and Related Topics
L. Fatibene, M. Ferraris, M. Francaviglia +1
The Lagrangian proposed by York et al. and the covariant first order Lagrangian for General Relativity are introduced to deal with the (vacuum) gravitational field on a reference b…