“…Due to its importance, dependability evaluation is an issue widely addressed in the literature, especially on WSNs. Several papers can be founded surveying some aspect of dependability on WSNs [ 10 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 ], while some others papers survey WVSNs [ 26 , 27 , 28 , 29 , 30 , 31 ] as their main research areas. However, just a few works have discussed dependability aspects of WVSNs, with emphasis on the availability assessment [ 14 , 32 , 33 , 34 , 35 ].…”