@article{INTD_1985_26_a3,
     author = {A. A. Lodkin and B. A. Rubshtein},
     title = {The structure and classification of factors},
     journal = {Itogi Nauki i Tekhniki. Seriya Sovremennye Problemy Matematiki. Noveishie Dostizheniya},
     pages = {127--170},
     publisher = {mathdoc},
     volume = {26},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTD_1985_26_a3/}
}