@article{SJIM_2023_26_3_a3,
     author = {M. D. Kovalev},
     title = {On~graphs and~structural formulas of~the~mechanisms theory},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {42--55},
     publisher = {mathdoc},
     volume = {26},
     number = {3},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2023_26_3_a3/}
}