O. Simonsen

发表

D. Caugant, K. Nygård, K. Borgen, 2008, Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.

Thorkild Hvitved-Jacobsen, T. Hvitved-Jacobsen, Svein Ole Astebøl, 2004, The Science of the total environment.