@article{FAA_2021_55_4_a0,
     author = {A. \'Alvarez and J. L. Bravo and C. Christopher and P. Marde\v{s}i\'c},
     title = {Infinitesimal {Center} {Problem} on {Zero} {Cycles} and the {Composition} {Conjecture}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {3--21},
     publisher = {mathdoc},
     volume = {55},
     number = {4},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2021_55_4_a0/}
}