@ARTICLE {5265,
author={C. Caleiro and R.  Gonçalves},
doi={10.3233/FI-2011-383},
journal={Fundamenta Informaticae},
title={Towards a behavioral algebraic theory of logical valuations},
year={2010},
month={May},
volume={106},
number={0},
pages={2-4},
ISSN={0169-2968}
}