M. Kouwenhoven, Q. Shu, M. Cai, and R. Spurzem. (2016)cite arxiv:1609.00898Comment: Proceedings of Cosmic-Lab: Star Clusters as Cosmic Laboratories for Astrophysics, Dynamics, and Fundamental Physics - MODEST16.
P. Qian, M. Cai, S. Zwart, and M. Zhu. (2017)cite arxiv:1706.09831Comment: 13 pages, 6 figures, Accepted for publication in Publications of the Astronomical Society of the Pacific (PASP).