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		Yana, S., 		Rahayu, R., & 		Mairawita, M.
2018 Oct 18.  Toxicity of Lemongrass Oils [Cymbopogon flexuosus (Nees ex Steud.) W. Watson] to the German Cockroach (Blattella germanica L.). Metamorfosa: Journal of Biological Sciences. [Online] 5:2