Report on hydrographical investigations in the Faeroe-Shetland Channel and the northern part of the North Sea in 1903
Robertson, A.J. (1905). Report on hydrographical investigations in the Faeroe-Shetland Channel and the northern part of the North Sea in 1903. Report on Fishery and Hydrographical Investigations in the North Sea and Adjacent Waters, 1902-1903. HMSO: London. 51-113, plates IV-VI pp.
Deel van: Thompson, D'A. W. (Ed.) Report on Fishery and Hydrographical Investigations in the North Sea and Adjacent Waters. Her Majesty's Stationery Office: London
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