Morgan MJ, Adam A, Mollon JD (tháng 6 năm 1992). “Dichromats detect colour-camouflaged objects that are not detected by trichromats”. Proceedings. Biological Sciences. 248 (1323): 291–5. Bibcode:1992RSPSB.248..291M. doi:10.1098/rspb.1992.0074. PMID1354367.
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Morgan MJ, Adam A, Mollon JD (tháng 6 năm 1992). “Dichromats detect colour-camouflaged objects that are not detected by trichromats”. Proceedings. Biological Sciences. 248 (1323): 291–5. Bibcode:1992RSPSB.248..291M. doi:10.1098/rspb.1992.0074. PMID1354367.
Morgan MJ, Adam A, Mollon JD (tháng 6 năm 1992). “Dichromats detect colour-camouflaged objects that are not detected by trichromats”. Proceedings. Biological Sciences. 248 (1323): 291–5. Bibcode:1992RSPSB.248..291M. doi:10.1098/rspb.1992.0074. PMID1354367.