Evaluating the security of one-way key chains in TESLA-based GNSS Navigation Message Authentication schemes. - Gianluca Caparra; Silvia Sturaro; Nicola Laurenti; Christian Wullems (ICL-GNSS, 2016)

A Preliminary Apportionment of Safety Targets for Virtual Balise Detection using GNSS in Future Evolutions of ERTMS. - Christian Wullems; Francesco Sperandio; Marzia Basso; Silvia Sturaro; Salvatore Sabina (ITST, 2018)