| A preliminary review of the occurrence of Asellus (Crustacea Isopoda) in the British Isles |
| Moon, H.P.; Harding, P.T. (1981). A preliminary review of the occurrence of Asellus (Crustacea Isopoda) in the British Isles Biological Records Centre, Institute of Terrestrial Ecology: Huntingdon. 16, 5 maps pp. |
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