Viblanc V. A., Dobson F. S., Stier A., Schull Q., Saraux C., Gineste B., Pardonnet S., Kauffmann M., Robin J-P. et P. Bize. (2016). Mutually honest? Physiological &lsquo;Qualities&rsquo; signalled by colour ornaments in monomorphic king penguins. Biol. J. Linn. Soc. Lond., 118, 200–214.