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S. Bi, X. Zheng, X. Wang. 2018. An Early Cretaceous eutherian and the placental–marsupial dichotomy. Nature. Vol. 558(7710), pp. 390-395.
Shundong Bi, Xiaoting Zheng, Xiaoli Wang. 2018. An Early
Cretaceous eutherian and the placental-marsupial dichotomy. Nature. Vol. 558, pp. 390-395.