@article{DAN_1972_204_5_a5,
     author = {P. A. Kuchment and A. A. Pankov},
     title = {On classifying spaces for the groups $K_G^{p,q}(X)$},
     journal = {Doklady Akademii Nauk},
     pages = {1049--1052},
     publisher = {mathdoc},
     volume = {204},
     number = {5},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_204_5_a5/}
}