Atabekyan V. THE AUTOMORPHISM TOWER PROBLEM FOR FREE PERIODIC GROUPS. Proc. YSU A: Phys. Math. Sci. [Internet]. 2013 Jun. 20 [cited 2024 Sep. 20];47(2 (231):3-7. Available from: https://pub.ysu.am/index.php/proceedings-phys-math/article/view/vol47_no2_2013_pp003-007