@article{Gnatenko_2018 author = {A. S. Gnatenko and Yu. P. Machekhin and Yu. S. Kurskoy and V. P. Obozna and A. V. Vasianovych}, title = {RING FIBER LASERS FOR TELECOMMUNICATION SYSTEMS}, journal = {Telecommunications and Radio Engineering}, issn = {0040-2508}, year = {2018}, volume = {77}, number = {6}, pages = {541--548} }