@article{INTO_2023_222_a6,
     author = {N. D. Puchkova},
     title = {On mutual arrangements of two $M$-curves of degree~$4$},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {69--82},
     publisher = {mathdoc},
     volume = {222},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2023_222_a6/}
}