Emotional Tears Facilitate the Recognition of Sadness and the Perceived Need for Social Support
Evolutionary Psychology (2013) - Comment
doi: 10.1177/147470491301100114  issn: 1474-7049 

Martijn J. H. Balsters, Emiel J. Krahmer, Marc G. J. Swerts, Ad J. J. M. Vingerhoets