Authors S. M. Song, J. K. Park, W. J. Seol, and B. J. Cho 
Journal/Conference Nano Letter 
Date Jul. 2012. 
volume vol. 12 
Number no. 8 
Page pp. 3887-3892 

S. M. Song, J. K. Park, W. J. Seol, and B. J. Cho, “Determination of Work Function of Graphene under a Metal Electrode and Its Role in Contact Resistace”, Nano Lett., vol.12, no.8, pp 3887-3892, Jul. 2012.