This paper notes that the Soviets have an extensive mining capability, that the use of that capability is logically consistent with Soviet notions of war, and that the United States seems little prepared to counter such a use.
Layton, James Preston II
"Soviet Mine Barrier Warfare Capabilities In a Central Nuclear War,"
Naval War College Review: Vol. 33
, Article 6.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol33/iss4/6