Trygve Mathisen

发表

The functions of small states in the strategies of the great powers

Trygve Mathisen, 1974 .

Svalbard in international politics 1871-1925 : the solution of a unique international problem

Trygve Mathisen, 1955 .

Methodology in the study of international relations

Trygve Mathisen, 1959 .

Factors Promoting Sphere of Influence Relationships

Trygve Mathisen, 1973 .