@article{PDM_2016_4_a5,
     author = {A. V. Gavrikov},
     title = {$\mathrm{T}$-irreducible extensions of directed starlike trees},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {74--80},
     publisher = {mathdoc},
     number = {4},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2016_4_a5/}
}