M.C.G. Domínguez, P.G.R. Romero, A.G. Díaz, H.M. Valencia, V.H.C. Sanchez "Synthesis and Characterization of CN Thin Films Produced by DC-Pulsed Sputtering in an CH3CH2OH-N2 Atmosphere", Advances in Science, Technology and Engineering Systems Journal, vol. 7, no. 1, pp. 53-59 (2022).