@article{VMUMM_1994_6_a4,
     author = {S. M. Ageev and S. A. Bogatyi},
     title = {On adjunction spaces of certain types of spaces},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {19--23},
     year = {1994},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1994_6_a4/}
}