Patterson, Bryan. "XII: Pholidota and Tubulidentata".
Evolution of African Mammals, edited by Vincent J. Maglio and H. B. S. Cooke, Cambridge, MA and London, England: Harvard University Press, 2013, pp. 268-278.
https://doi.org/10.4159/harvard.9780674431263.c13
Patterson, Bryan. "XII: Pholidota and Tubulidentata" In
Evolution of African Mammals edited by Vincent J. Maglio and H. B. S. Cooke, 268-278. Cambridge, MA and London, England: Harvard University Press, 2013.
https://doi.org/10.4159/harvard.9780674431263.c13