Nowhere is the Soviet threat to the NATO alliance more acute than to its northern flank, an area which extends from the Elbe-Trave canal in the south to the North Cape in the north.
"The Soviet Envelopment Option on the Northern Flank,"
Naval War College Review: Vol. 39
, Article 4.
Available at: https://digital-commons.usnwc.edu/nwc-review/vol39/iss4/4