@article{MAT_1959_3_1_a0,
     author = {J. H. Whitehead},
     title = {Duality in topology},
     journal = {Matematika},
     pages = {3--16},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1959},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1959_3_1_a0/}
}