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APA Citation
Williams, P. R., Agnello, A., Treu, T., Abramson, L. E., Anguita, T., Apostolovski, Y., Chen, G. C., Fassnacht, C. D., Hsueh, J. W., Lemaux, B. C., Motta, V., Oldham, L., Rojas, K., Rusu, C. E., Shajib, A. J., & Wang, X. (n.d.). discovery of three strongly lensed quasars in the Sloan Digital Sky Survey. Monthly notices of the Royal Astronomical Society, 477, L70–L74. http://access.bl.uk/ark:/81055/vdc_100095476676.0x000016