Issue 51

P. Naidoo et alii, Frattura ed Integrità Strutturale, 51 (2020) 52-70; DOI: 10.3221/IGF-ESIS.51.05 61 Figure 8 : Mode Shapes 1, 2 and 5 of the fixed frame. Figure 9 : Mode Shapes 1, 2 and 5 of the LRB system.