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3. Monkman, A. P., Insitu Spectroscopy of Polyaniline. In Electronic Properties of Conjugated Polymers III, Kuzmany, H., M. Mehring, S. Roth, Ed. Springer Series in Solid State Science: 1989; Vol. 91, p 310.

4. Albery, W. J.; Chen, Z.; Horrocks, B. R.; Mount, A. R.; Wilson, P. J.; Bloor, D.; Monkman, A. T.; Elliott, C. M., Spectroscopic and Electrochemical Studies of Charge-Transfer in Modified Electrodes. Faraday Discuss. 1989,  (88), 247-&.