1. Deserts on the sea floor: Edward Forbes and his azoic hypothesis for a lifeless deep ocean
2. Thomson C.W., General introduction to the zoological series of reports. In:Scientific results of the Voyage of HMS Challenger during the years 1873–1876. Zoology – Volume 1(Thomson CW ed), 1–61 (1880)
3. Deep-Sea Dredging and Life in the Deep Sea
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4. On the Antiquity of the Deep Sea Bottom Fauna