Relative displacements of 3D optical markers for deformations and crack monitoring of a masonry structure under shaking table tests, Roselli, Ivan, De Canio Gerardo, Rossi Michela, Calderini Chiara, and Lagomarsino Sergio , International Journal of Computational Methods and Experimental Measurements, Jan-01-2019, Volume 7, Issue 4, p.350 - 362, (2019)