G. VANANGAMUDI, M. SUBBAIYAN, M. GOPALAKRISHNAN, G. THIRUNARAYANAN, and S. SRINIVASAN, “Kinetics and Mechanism of Oxidation of Some Substituted trans Cinnamic Acids by Pyridinium Bromochromate”, ajc, vol. 19, no. 4, pp. 2687–2692, Mar. 2010.