For citations:

Logacheva Е.S. THE PROBLEM OF THE CONJUGATION OF WORDS IN HNN-EXTENSION WITH A FINITE NUMBER ENTRANCE LETTERS OF A TREE PRODUCT OF CYCLIC GROUPS WITH CYCLIC AMALGAMATION. Chebyshevskii Sbornik. 2014;15(2):50-65. (In Russ.) https://doi.org/10.22405/2226-8383-2014-15-2-50-65