One-, two-, and three-dimensional continuum models; flexural-torsional instabilities for thin-walled slender elastic beams, also in presence of damage and stiffeners; perturbation methods for non-linear elasticity in moderately thick cylinders; fluido-structure interactions; static and dynamic instability of beams on various elastic soils; functionally graded materials; one-dimensional continua for the dynamics of circular and parabolic arches; loacal damages in circular and parabolic arches via static and dynamic measures in view of strucutral identification and monitoring; non-local elasticity in beams; historic-epistemological study of the works of Gabrio Piola, Enrico Betti, Luigi Federico Menabrea; elastic models of Cauchy, Voigt, Poincaré.