@article{VUU_2017_27_2_a0,
     author = {Kh. Sh. Al' Dzhabri and V. I. Rodionov},
     title = {On support sets of acyclic and transitive digraphs},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {153--161},
     year = {2017},
     volume = {27},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2017_27_2_a0/}
}