@Misc{X.Varona2000,
author="X. Varona
and Jordi Gonzalez
and Xavier Roca
and Juan J. Villanueva",
title="Automatic Selection of Keyframes for Activity Recognition.",
year="2000",
optnote="ISE",
optnote="exported from refbase (http://refbase.cvc.uab.es/show.php?record=243), last updated on Tue, 28 Jun 2011 12:26:58 +0200"
}