Claes Lykke Ragner

The Northern Sea Route—Commercial Potential, Economic Significance, and Infrastructure Requirements

Claes Lykke Ragner, 2000 .

Shipping nuclear cargo via the Northern Sea Route

Claes Lykke Ragner, Steven G. Sawhill, 2002, Polar Record.

A review of the International Northern Sea Route Program (INSROP) – 10 years on

R. Brubaker, Claes Lykke Ragner, 2010 .