@article{VSGU_2012_9_a17,
     author = {L. G. Demenina},
     title = {Concerning the features of interspecies diversity in the population groups of milk thistle},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {180--190},
     publisher = {mathdoc},
     number = {9},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2012_9_a17/}
}