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  1. 2 godz. temu · For secure location verification, Multilateration (MLAT) is one of the possible surveillance technologies . This method typically necessitates four or more receivers for validation and can be used for ADS-B message verification as shown by Dave et al. [ 2 ] and even without time synchronization among base stations [ 8 ].

  2. 2 godz. temu · Tourism is a growing industry and significant generator of new jobs, which can benefit declining regions and play an important role in rural areas, where distinctive social and cultural heritage landscapes not only attract tourists, but also offer alternatives to mass tourism destinations (Gavrila-Paven et al., 2015; Irvine & Anderson, 2007).For this study, we define sustainable tourism as ...

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