Suboptimal exposure to facial expressions when viewing video messages from a small screen: effects on emotion, attention, and memory
Journal of Experimental Psychology Applied (2004) - Comment
pubmed: 15222806  doi: 10.1037/1076-898x.10.2.120  issn: 1939-2192  issn: 1076-898x 

Niklas Ravaja, Kari Kallinen, Timo Saari, Liisa Keltikangas-Jarvinen