Eltink, A. (1990). Horse mackerel egg production and spawning stock size in the North sea in 1989. International Council for the Exploration of the Sea.
Citace podle Chicago (17th ed.)Eltink, A. Horse Mackerel Egg Production and Spawning Stock Size in the North Sea in 1989. Netherlands: International Council for the Exploration of the Sea, 1990.
Citace podle MLA (9th ed.)Eltink, A. Horse Mackerel Egg Production and Spawning Stock Size in the North Sea in 1989. International Council for the Exploration of the Sea, 1990.
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