@article{JAC_2015__41_4_a1,
     author = {Collina, Elena and D'Andrea, Alessandro},
     title = {A graph-dynamical interpretation of {Kiselman's} semigroups},
     journal = {Journal of Algebraic Combinatorics},
     pages = {1115--1132},
     publisher = {mathdoc},
     volume = {41},
     number = {4},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2015__41_4_a1/}
}