T. R. Chari, W. G. Smith, S. N. Chaudhuri; Development of the Free-Fall Penetrometer, Proceedings of MTS/IEEE OCEANS'81 Conference, pp. 678 - 682, September 1981.

A. Zielinski, T. R. Chari; The Doppler Telemetry System for Free Fall Penetrometer, Proceedings of MTS/IEEE OCEANS'79 Conference, pp. 603 - 606, September 1979.

T. Ramanuja Chari; Instrumentation problems related to determining geotechnical properties of ocean sediments, IEEE J. Oceanic Eng., vol. 3, pp. 120 - 127, October 1978.

T. R. Chari, S. N. Guha, K. Muthukrishnaiah; Adhesive Resistance of Underconsolidated Sediments, Proceedings of MTS/IEEE OCEANS'78 Conference, pp. 497 - 502, September 1978.

T. R. Chari, W. G. Smith, A. Zielinski; Use of Free Fall Penetrometer in Seafloor Engineering, Proceedings of MTS/IEEE OCEANS'78 Conference, pp. 686 - 691, September 1978.

T. R. Chari, J. H. Allen; An analytical model and laboratory tests on iceberg sediment interaction, OCEANS'74 --- IEEE International Conference on Engineering in the Ocean Environment, pp. 133 - 136, August 1974.