@article{SEMR_2021_18_1_a13,
     author = {A. A. Makhnev and I. N. Belousov and D. V. Paduchikh},
     title = {Inverse problems of graph theory: graphs without triangles},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {27--42},
     publisher = {mathdoc},
     volume = {18},
     number = {1},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2021_18_1_a13/}
}