Fu , Xiao-Xiao and Li , Zong-Liang. (2012). Different Influence of Pyrimidine and Benzene Rings on Current-Voltage Characteristics of Molecular Devices.
            <i>Journal of Atomic and Molecular Sciences</i>. <i>3</i> (2).
            106-113.
         doi:10.4208/jams.040111.042811a