@article{10_21136_MB_1992_126278,
     author = {Nov\'ak, V{\'\i}t\v{e}zslav and Novotn\'y, Miroslav},
     title = {Binary and ternary relations},
     journal = {Mathematica Bohemica},
     pages = {283--292},
     publisher = {mathdoc},
     volume = {117},
     number = {3},
     year = {1992},
     doi = {10.21136/MB.1992.126278},
     mrnumber = {1184541},
     zbl = {0772.04005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.1992.126278/}
}