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Douglas, R. H.; Partridge, J. C.; Dulai, K.; Hunt, D.; Mullineaux, C. W.; Tauber, A. Y.; Hynninen, P. H. (1998). "Dragon fish see using chlorophyll". Nature. 393 (6684): 423. Bibcode:1998Natur.393..423D. doi:10.1038/30871.