Zacharias, V.J. and Bhardwaj, A.K. 1997. Observations on the Flying Squirrels <I>Petaurista petaurista philippensis</I> (Elliot) and <I>Petinomys fuscocapillus</I> (Jerdon) in Periyar Tiger Reserve and its Neighbourhood. Indian Forester. 123, 10 (Oct. 1997), 973–974. DOI:https://doi.org/10.36808/if/1997/v123i10/6125.