Probing the Seafloor in Order to Find Dumped Ammunition and Other Hazardous Materials. - Wolfgang Jans; Matthias Reuter; Stefan Behringer; Sabine Bohlmann (Future Security, 2012)

Hotelling competition and political differentiation with more than two newspapers. - Stefan Behringer; Lapo Filistrucchi (Inf. Econ. Policy, 2015)