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Lucinda P. Lawson, Cristiano Vernesi, Silvia Ricci und Francesco Rovero: Evolutionary History of the Grey-Faced Sengi, Rhynchocyon udzungwensis, from Tanzania: A Molecular and Species Distribution Modelling Approach. PLoSONE 8 (8), 2013, S. e72506 doi:10.1371/journal.pone.0072506
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F. Rovero und N. Doggart: Rhynchocyon udzungwensis. The IUCN Red List of Threatened Species. Version 2015.1. ([1]); zuletzt abgerufen am 12. Juni 2015