@book{ BA06678748,
author = "Leitenberg, Milton and Freedman, Lawrence and Center for Strategic and International Studies (Washington, D.C.)",
title = "Soviet submarine operations in Swedish waters, 1980-1986",
publisher = "Praeger Publishers",
year = "1987",
series = "The Washington papers",
number = "128",
URL = "https://ci.nii.ac.jp/ncid/BA06678748"
}