Alcalde-Herraiz, N., Garibaldi, A., Rongrueangkul, K., Kalaboukhov, A., Lombardi, F., Cherednichenko, S., Bauch, T. (2026). THz mixing of high-order harmonics using YBa2Cu3O7−
                    <i>δ</i>
                    nanobridges. Applied Physics Letters. https://doi.org/10.1063/5.0309494