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Kent, B R; Giovanelli, R; Haynes, M P; Martin, A M; Saintonge, A; Stierwart, S; Balonek, T J; Brosch, N; Koopmann, R A (2008). The Arecibo legacy fast alfa survey VI. Second HI source catalog of the virgo cluster region. Astronomical Journal, 136(2):713-724.