Roper, Q., Filipovic, M., Allen, G. E., Sano, H., Park, L., Pannuti, T. G., Sasaki, M., Haberl, F., Kavanagh, P. J., Yamane, Y., Yoshiike, S., Fujii, K., Fukui, Y., & Seitenzahl, I. R. (2018). An X-ray expansion and proper motion study of the Magellanic Cloud Supernova Remnant J0509–6731 with the Chandra X-ray observatory. Monthly Notices of the Royal Astronomical Society, 479(2), 1800-1806. doi:10.1093/mnras/sty1196.