1. The Ergonomics Society The Society's Lecture 1983 The Churchill College, Cambridge, England, on 24 March
2. R. N. Sen, Ergonomics-Science and technology of man at work-Its role in our national development, Proceedings of Indian Science Congress, 66th Session, Part II, Hyderabad, India, 1979, pp.53-77.
3. R. N. Sen and D. Chakraborti, An ergonomic study on sickle designs for a reaping task in Indian agriculture, Proceedings of Ergonomics Society Conference, UK, published as Contemporary Ergonomics, E. D. Megaw, Ed., Taylor & Francis, London, U.K., 1989, pp.313-317.