@article{CSIS_2014_11_2_a18,
     author = {Anna M. Gil-Lafuente and Anna Klimova},
     title = {Approximation to the {Theory} of {Affinities} to {Manage} the {Problems} of the {Grouping} {Process}},
     journal = {Computer Science and Information Systems},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {2014},
     url = {http://geodesic.mathdoc.fr/item/CSIS_2014_11_2_a18/}
}