After his 65th birthday, from 1991-2011, fourteen
volumes on the Aṣṭādhyāyī of Pāṇini appeared with the
Sahitya Akademi in New Delhi.
Authors: S.D. Joshi and J.A.F. Roodbergen.
Vol. fifteen in the series, prepared by J.A.F. Roodbergen
alone (and dedicated to S.D. Joshi), appeared in Pune at
the Vaidika Samshodhana Mandala in 2011.
Other supplements to the 1991 list of publications
(articles by him, by him together with P. Kiparsky and by
him together with J.A.F. Roodbergen) can be found in the
section “References” in A Dictionary of Pāṇinian
Grammatical Terminology (by J.A.F. Roodbergen),
Pune: Bhandarkar Oriental Research Institute, 2008.
See also: J.A.F. Roodbergen, “Suppl[e]ment to Dictionary
of Pāṇinian Grammatical Terminology” in Annals of the
Bhandarkar Oriental Research Institute, vol. 90 (for
2009): 127-151.
One of his last public speeches was probably his Keynote
Address in January 2009 at the Third International
Computational Linguistics Symposium in Hyderabad (see
“Background of the Aṣṭādhyāyī” p. 1-5 in Sanskrit
Computational Linguistics : Third International Symposium,
Hyderabad, India, January 2009, Proceedings, Lecture Notes
in Artificial Intelligence 5406, ed. by Amba Kulkarni and
Gérard Huet, Heidelberg: Springer Verlag, 2009).