Blakeslee, J. P., Lucey, J. R., Barris, B. J., Hudson, M. J., & Tonry, J. L. (2001). A synthesis of data from fundamental plane and surface brightness fluctuation surveys. Monthly Notices of the Royal Astronomical Society, 327, 1004-1020. https://doi.org/10.1046/j.1365-8711.2001.04800.x