@article{VMJ_2021_23_2_a4,
     author = {A. A. Makhnev and M. S. Nirova},
     title = {Distance-regular graph with intersection array $\{140,108,18;1,18,105\}$ does not exist},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {65--69},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2021_23_2_a4/}
}