@article{MASLO_1987_37_1_a5,
     author = {Tomkov\'a, M\'aria},
     title = {Graph isomorphisms of partially ordered sets},
     journal = {Mathematica slovaca},
     pages = {47--52},
     year = {1987},
     volume = {37},
     number = {1},
     mrnumber = {899016},
     zbl = {0614.06003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1987_37_1_a5/}
}