@article{GMJ_2002__9_3_49958,
     author = {Kharebava, Z.},
     title = {On a multiplicativity up to homotopy of the {Gugenheim} map.},
     journal = {Georgian mathematical journal},
     pages = {549--566},
     year = {2002},
     volume = {9},
     number = {3},
     zbl = {1010.55005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_2002__9_3_49958/}
}