1. Yacynych, A. M., Schuhmann, W. and Scmidt, H-L. 1992. “In Advances in Biosensors”. Edited by: Turner, A. P.F. London: JAI Press.
2. Bennetto, H. P., Delaney, G. M., Koshy, A., Mason, J. R., Stirling, J. L., Sutton, R. J. and Thurston, C. F. 1990.Abs. 1st World Congress Biosensors, 231Oxford: Elsevier.
3. Koshy, A., Obrenovitch, T. P., Bennetto, H. P., Zilkha, E., Richards, D. and Symon, L. 1991. “In Monitoring Molecules in Neuroscience”. Edited by: Rollema, H., Westernick, B. H.C. and Drijfhout, W. J. 128–130. Groningen: University Center for Pharmacy.
4. Koshy, A., Delaney, G. M., Obrenovitch, T. P. and Bennetto, H. P. 1991. “Monitoring Molecules in Neuroscience”. Edited by: Rollema, H., Westernick, B. H.C. and Drijfhout, W. J. 131–133. Groningen: University Center for Pharmacy.