| On Sciurus glacialis (Laemargus borealis, Müll. & Henle) and its parasites |  |
| Van Beneden, P.-J. (1854). On Sciurus glacialis (Laemargus borealis, Müll. & Henle) and its parasites. Ann. Mag. Nat. Hist. XIII, (Second series)(LXXV): 236-237 |
| In: Annals and Magazine of Natural History. R. & J.E. Taylor: London. ISSN 0374-5481, meer |
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