@article{MZM_2006_79_4_a8,
     author = {V. P. Leksin},
     title = {The {Lappo--Danilevskii} method and trivial intersections of radicals in lower central series terms for certain fundamental groups},
     journal = {Matemati\v{c}eskie zametki},
     pages = {577--580},
     publisher = {mathdoc},
     volume = {79},
     number = {4},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2006_79_4_a8/}
}