• 题名: The Southern Boundary Region of the Winter Anomaly in Ionospheric Absorption in Winter 1971/72 Observed on Board the Cargo Vessel ”Hanau” of Hapag-Lloyd Moving between 10° and 55° N
    作者: W. Elling, K. H. Geisweid, H. Schwentek, W. Barke, G. Heimesaat, A. Loidl, C. Römer, R. Zellermann
    索书号: http://link.springer.com/openurl?genre=book&isbn=978-3-540-06660-6

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