@article{TMF_2020_204_2_a2,
     author = {A. Yu. Morozov},
     title = {KNTZ trick from arborescent calculus and the~structure of differential expansion},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {181--210},
     publisher = {mathdoc},
     volume = {204},
     number = {2},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2020_204_2_a2/}
}