| Citation | Muus, B.J. and P. Dahlstrøm, 1989, Havfisk og Fiskeri i Nordvesteuropa.. GEC Gads Forlag, København, 244 p. (in Danish). |
| Ref. | 6302 Muus, B.J. and P. Dahlstrøm, 1989 |
| Page | 21 |
| Named Used as Valid | Raja undulata |
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