Conference proceedings : International round-table on Extreme space weather: Geomagnetic storms, GNSS disruptions and the impact on vital functions in society, Stockholm, 5-6 september 2012 Myndigheten för samhällsskydd och beredskap (MSB) 2012 Öppna dokument
APELL for Port Areas : Preparedness and Response to Chemical Accidents in Ports United Nations Environment Programme (UNEP) 1996 Öppna dokument