| Citation | Bjerkan, P., 1917. Age, maturity and quality of North Sea herrings during the years 1910-1913. Rep. Norweg. Fish. Mar. Invest. 3(1):1-119. |
| DOI | http://dx.doi.org/ |
| Paper URL | |
| Address | |
| Ref. No. | 87993 |
| Language | English |
| Usage | not seen |
| Comments | |
| Remarks | |
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