@article{IVM_1980_11_a1,
     author = {A. V. Aminova and A. M. Mukhamedov},
     title = {Groups of almost projective motions of $n$-dimensional (pseudo) {Euclidean} spaces},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {5--11},
     publisher = {mathdoc},
     number = {11},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1980_11_a1/}
}