@article{ZNSL_2001_281_a14,
     author = {A. V. Yakovlev},
     title = {On $p$-extensions of fields of characteristic~$p$},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {274--279},
     publisher = {mathdoc},
     volume = {281},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2001_281_a14/}
}