Published by the Swedish research programme 'Sverige under kalla kriget' [Sweden during the cold war]
Tunander, Ola (2007) Spelet under ytan - Teknisk bevisning i nationalitetsfrågan för ubåtsoperationen mot Sverige 1982 [Beneath the Surface - Technical Evidence in Determining the Nationality of the Submarine Operation against Sweden, 1982]. Sweden: Univ. of Gothenburg & Stockholm Univ. .