@article{articlefb255567,
title   = {Synthesis of a cyclic melanotropic peptide exhibiting both melanin-concentrating and - dispersing activies},
author = {Wilkes, Brian C. and Hruby, Victor J and Castrucci, Ana Maria de Lauro and Sherbrooke, Wade C. and Hadley, Mac E.},
year = {1984},
doi = {10.1126/science.6609433},
journal   = {Science}
}