@article{CRBIOL_2010__333_2_181_0,
     author = {Gregory Radick},
     title = {Darwin's puzzling {\protect\emph{Expression}}},
     journal = {Comptes Rendus. Biologies},
     pages = {181--187},
     publisher = {Elsevier},
     volume = {333},
     number = {2},
     year = {2010},
     doi = {10.1016/j.crvi.2009.12.006},
     language = {en},
}