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Evans, S.; Monadjem, A.; Roxburgh, L.; McKechnie, A.; Baker, E.; Kizungu, R.; Little, I.; Matsvimbo, F.; Mulwa, R.; Mwizabi, D.; Nalwanga, D.; Ndang'ang'a, K.; Combrink, L. Current Conservation Status of the Blue Swallow <i>Hirundo atrocaerulea</I> Sundevall 1850 in Africa. ostrich 2016, 86, 195-211.