G. Pini, F. Santilli:
$$-convergence, variational analysis and characterisation of minimisers for $(s,p)$-Gagliardo energies in the flat $d$-torus
(preprint) http://arxiv.org/abs/2604.25520 2026

L. De Luca, G. Pini, M. Ponsiglione, F. Santilli:
Periodic ground states for a one-parameter family of nonlocal energies on the real line
(preprint) http://arxiv.org/abs/2607.29663 2026