@article{CC_2006_35_2_a9,
     author = {Klukowski, Leszek},
     title = {Tests for relation type - equivalence or tolerance - in a finite set of elements},
     journal = {Control and Cybernetics},
     pages = {369--384},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {2006},
     zbl = {1176.62075},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CC_2006_35_2_a9/}
}