@article{ZNSL_2020_492_a1,
     author = {N. A. Vavilov and Z. Zhang},
     title = {Relative centralisers of relative subgroups},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {10--24},
     publisher = {mathdoc},
     volume = {492},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2020_492_a1/}
}