@article{SM_2007_198_1_a0,
     author = {I. I. Bogdanov and A. \`E. Guterman},
     title = {Monotone matrix transformations defined},
     journal = {Sbornik. Mathematics},
     pages = {1--16},
     year = {2007},
     volume = {198},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2007_198_1_a0/}
}