@article{MZM_1968_4_3_a7,
     author = {N. N. Chentsov},
     title = {Nonsymmetrical distance between probability distributions, entropy and the theorem of {Pythagoras}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {323--332},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1968_4_3_a7/}
}