Project 4500: L.L. Voyta, E.P. Izvarin, Yu.A. Shemyakina, V.S. Nikiforova, T.V. Strukova, N.G. Smirnov, D.A. Melnikov, A.V. Bobretsov. 2023. Morphospace dynamics and intraspecies variety of Sorex araneus and S. tundrensis according to recent and fossil data. Palaeontologia Electronica. 26 (a51):1-58.