@article{10_4064_am_13_1_23_34,
     author = {F. A. Szczotka},
     title = {On a method of ordering and clustering of objects},
     journal = {Applicationes Mathematicae},
     pages = {23--34},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1972},
     doi = {10.4064/am-13-1-23-34},
     zbl = {0255.62053},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-13-1-23-34/}
}