Polarstern - A Ship of Superlatives, Open PDF Document Details Document Type Technical Report Publication Date May 16, 1983 Accession Number ADA128972 Entities People Ernst De Jong Tags Communities of Interest Energy and Power Technologies Ground and Sea Platforms Materials and Manufacturing Processes Space DTIC Thesaurus Topics Air Guns Biological Sciences Chemical Laboratories Chemistry Geophysics Glaciology Ice Marine Biology Measurement Navigation Power Supplies Radio Equipment Radio Navigation Shipbuilding Ships Stabilization Systems Variable Pitch Propellers