Towards understanding network topology and robustness of logistics systemsAdvanced integration of logistics systems has been promoted for competitiveness and sustainability. Interconnection of transport operations increases complexity at a network level, which reduces the predictability of the response of the system to disruptions. However, our understanding of the behavior of such systems is still limited. In particular, the topology of the network, which changes as th
Survey on usage and concerns of a COVID-19 contact tracing application in Japan
