Vergiani, Vincenzo (2013), 'The adoption of Bhartṛhari's classification of the grammatical object in Cēṉāvaraiyar's commentary on the Tolkāppiyam.' In Whitney Cox and Vincenzo Vergiani (ed.), Bilingualism and cross-cultural fertilisation: Sanskrit and Tamil in medieval India, 161-197. Pondicherry: Institut Français de Pondichéry.