%0 Journal Article
%T Phases of sleep and spontaneous smiles
%J Acta psychologica
%D 1965
%A Tcheng, F. C.
%A Laroche, J. L.
%V 24
%N 
%P 1-28
%X <p>[Abstract unavailable]</p><p>Language: fr</p>
%G fr
%I Elsevier Publishing
%@ 0001-6918
%U http://dx.doi.org/