Skyddsrum och varning Ekengren Björn · Nordengren Rolf Räddningsverket (SRV) 1996 Öppna sammanfattning
The Shelter Management Contingency Game : 1. Development and Initial Evaluation of a Training Version US Department of Commerce 1967
Specialized Evaluations of Shelter Equipment and Procedures Gaynor M W · Meier H A · Smith R W Office of Civil Defense 1968