A Closer Look at the Join-Equality Constraint.

Gerhard Skagestein Ragnar Normann A Closer Look at the Join-Equality Constraint. 780-786 2008 OTM Workshops http://dx.doi.org/10.1007/978-3-540-88875-8_102 conf/otm/2008-w db/conf/otm/otm2008-w.html#SkagesteinN08