@article{ADM_2013_15_1_a0,
     author = {Yu. Drozd and O. Bezushchak and V. Kirichenko and M. Komarnitsky and L. Kurdachenko and Yu. Lavrenyuk and V. Lyubashenko and V. Nekrashevich and B. Novikov and A. Oliynyk and B. Oliynyk and A. Petravchuk and I. Subbotin and V. Sushchansky and E. Zelmanov and A. Zhuchok and Yu. Zhuchok},
     title = {Rostislav {I.} {Grigorchuk.} {To} the 60th anniversary},
     journal = {Algebra and discrete mathematics},
     pages = {C--F},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2013_15_1_a0/}
}