on Dravidian linguistics and literature.Some of them are:

*Comparative Dravidian Phonology, Published by Mouton, ASIN: B0006BZAIK
*Dravidian Linguistics: An Introduction, PILC (Pondicherry Institute of Linguistics and Culture), 1990
*Tamil Literature, E.J. Brill, Leiden, 1975,
*Companion Studies to the History of Tamil Literature, Handbuch Der Orientalistik Series, Brill Academic Publishers,
*The Smile of Murugan: On Tamil Literature of South India, , Brill Academic Publishers (not to be confused with Michael Wood's