@article{AL_1997_36_4_a4,
     author = {N. S. Romanovskii},
     title = {Normal automorphisms of free solvable pro-$p$-groups},
     journal = {Algebra i logika},
     pages = {441--453},
     publisher = {mathdoc},
     volume = {36},
     number = {4},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1997_36_4_a4/}
}