1. Dravidian Studies III, BSOAS., Vol. XI (1943), pp. 122 ff.
2. Geiger W. , Grammar of the Sinhalese Language, pp. 82 ff.
3. Dravidian S
4. Cf. Pillai S. Anavaratavinayakam , The Sanskritic Element in the Vocabularies of the Dravidian Languages, pp. 27–48, Madras, 1923 (Dravidic Studies III).