@article{MZM_1997_61_1_a3,
     author = {G. M. Berkolaiko},
     title = {On {a~Peetre} functional},
     journal = {Matemati\v{c}eskie zametki},
     pages = {26--33},
     publisher = {mathdoc},
     volume = {61},
     number = {1},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1997_61_1_a3/}
}