1) Scale effects induced by strain-gradient plasticity and interfacial resistance in heterogeneous media. JOHN R. WILLIS (DAMTP, University of Cambridge, UK). 27 giugno 2006.
2) Size effects in discrete dislocation plasticity. VIKRAM S. DESHPANDE (Department of Engineering, University of Cambridge, UK, e Department of Mechanical Engineering, University of California, Santa Barbara, USA). 16 luglio 2007.
22) Geometria della Microstruttura. GIANPIETRO DEL PIERO (Università di Ferrara). 24 maggio 2017.