@article{DM_2005_17_3_a13,
     author = {A. M. Kutyin},
     title = {$p$-matroids},
     journal = {Diskretnaya Matematika},
     pages = {146--160},
     year = {2005},
     volume = {17},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2005_17_3_a13/}
}