A Multiwavelength Study of the High Surface Brightness Hot Spot in PKS 1421–490DOI: info:10.1088/0004-637X/695/1/707v. 695707–723
Godfrey, L. E. H., Bicknell, G. V., Lovell, J. E. J., Jauncey, D. L., Gelbord, J., Schwartz, D. A., Marshall, H. L., Birkinshaw, Mark, Georganopoulos, M., Murphy, D. W., Perlman, E. S., and Worrall, D. M. 2009. "A Multiwavelength Study of the High Surface Brightness Hot Spot in PKS 1421–490." The Astrophysical Journal, 695 707–723. https://doi.org/10.1088/0004-637X/695/1/707.