Hudson, Michael J.; Lucey, John R.; Smith, Russell J.; Schlegel, David J.; Davies, Roger L. (2001). «Streaming motions of galaxy clusters within 12 000 km s−1 - III. A standardized catalogue of Fundamental Plane data». Monthly Notices of the Royal Astronomical Society327 (1): 265. doi:10.1046/j.1365-8711.2001.04786.x. Bibcode: 2001MNRAS.327..265H.
Hudson, Michael J.; Lucey, John R.; Smith, Russell J.; Schlegel, David J.; Davies, Roger L. (2001). «Streaming motions of galaxy clusters within 12 000 km s−1 - III. A standardized catalogue of Fundamental Plane data». Monthly Notices of the Royal Astronomical Society327 (1): 265. doi:10.1046/j.1365-8711.2001.04786.x. Bibcode: 2001MNRAS.327..265H.