@article{ijfcs2011,
	Author = {D. Bresolin and P. Sala and G. Sciavicco},
	Date-Added = {2011-04-29 11:38:12 +0200},
	Date-Modified = {2011-05-02 19:34:11 +0200},
	Journal = {International Journal of Foundations of Computer Science},
	Note = {Accepted for publication},
	Title = {On {B}egin, {M}eets and {B}efore},
	Year = {2011}
}