@article{KYB_2005_41_3_a4,
     author = {Klement, Erich Peter and Koles\'arov\'a, Anna},
     title = {Extension to copulas and quasi-copulas as special $1${-Lipschitz} aggregation operators},
     journal = {Kybernetika},
     pages = {329--348},
     year = {2005},
     volume = {41},
     number = {3},
     mrnumber = {2181422},
     zbl = {1249.60017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2005_41_3_a4/}
}