@article{FPM_2005_11_4_a7,
     author = {M. Cardenas and F. F. Lasheras and A. Quintero},
     title = {Properly 3-realizable groups},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {95--103},
     publisher = {mathdoc},
     volume = {11},
     number = {4},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2005_11_4_a7/}
}