@article{AL_2007_46_4_a4,
     author = {K. N. Ponomarev},
     title = {Isomorphically rigid algebras},
     journal = {Algebra i logika},
     pages = {483--502},
     publisher = {mathdoc},
     volume = {46},
     number = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2007_46_4_a4/}
}