@article{ADM_2017_24_1_a0, author = {O. D. Artemovych and A. Ballester-Bolinches and M. R. Dixon and F. de Giovanni and R. I. Grigorchuk and V. V. Kirichenko and L. A. Kurdachenko and V. S. Monakhov and J. Otal and M. O. Perestyuk and A. P. Petravchuk and M. V. Pratsiovytyi and A. M. Samoilenko and A. N. Skiba and I. Ya. Subbotin and E. I. Zelmanov and A. V. Zhuchok and Yu. V. Zhuchok}, title = {Nicolai {N.} {Semko} (dedicated to 60-th {Birthday)}}, journal = {Algebra and discrete mathematics}, pages = {C--F}, publisher = {mathdoc}, volume = {24}, number = {1}, year = {2017}, language = {en}, url = {https://geodesic-test.mathdoc.fr/item/ADM_2017_24_1_a0/} }