BIOTIC References

Vasseur, E. & Carlsen, I., 1949. Sexual maturity of the sea urchin, Brissopsis lyrifera (Forbes) in the Gullmar Fjord. Arkive fur Zoologie, 16, 1-10.

Search Google Scholar (click an authors name to search for other papers): Vasseur, E.  |  Carlsen, I

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