Blar i Fiskeridirektoratet på forfatter "Thomas, Helmuth"
-
Cruise Report of the cruise 64PE239
Thomas, Helmuth (Others, 2005-08-15) -
RV Pelagia Shipboard Report: Cruises 64PE184, 64PE187, 64PE190, 64PE195
Thomas, Helmuth (Others, 2002-05-23)