@article{Kovalenko_2007, title={Locally graded groups with normal nonmetacyclic subgroups}, volume={59}, url={https://umj.imath.kiev.ua/index.php/umj/article/view/3296}, abstractNote={We establish the solvability of locally graded groups with normal nonmetacyclic subgroups and prove that the degree of solvability does not exceed 4.}, number={1}, journal={Ukrains’kyi Matematychnyi Zhurnal}, author={Kovalenko, V. I.}, year={2007}, month={Jan.}, pages={133–135} }