@article{articled94e31ee,
title   = {The chemical compositions of solar twins in the open cluster M67},
author = {Liu, F and Asplund, Martin and Yong, D and Moreno, Jorge Luiz Meléndez and Ramírez, Iván and Karakas, A. I and Carlos, M and Marino, A. F},
year = {2016},
doi = {10.1093/mnras/stw2045},
journal   = {Monthly Notices of the Royal Astronomical Society}
}