García-López, C., Rivera, I.-P., Vargas-Arista, B. and Estrella-Suarez, V. (2019) “Molecular Structures of ZnO by Aggregates of Atoms and Interaction of Two Monolayers”, European Journal of Engineering and Technology Research, 4(10), pp. 162-166. doi: 10.24018/ejers.2019.4.10.1605.