@article{TRSPY_1984_165_a4,
     author = {B. B. Venkov},
     title = {Even unimodular extremal lattices},
     journal = {Informatics and Automation},
     pages = {43--48},
     publisher = {mathdoc},
     volume = {165},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1984_165_a4/}
}