@article{UZERU_2003_3_a4,
     author = {V. S. Atabekyan},
     title = {About the construction of defining relation in free periodic groups},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {30--35},
     publisher = {mathdoc},
     number = {3},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2003_3_a4/}
}