Akagi G., Schimperna G., Segatti A., Spinolo L.. Quantitative estimates on localised finite differences for the fractional Poisson problem, and applications to regularity and spectral stability. Pavia: CNR-IMATI; 2017.

Akagi G., Stefanelli U.. A variational principle for gradient flows of nonconvex energies. Pavia: CNR-IMATI; 2015.