@article{TIMB_2009_17_1_a1,
     author = {O. V. Babul},
     title = {About sieving methods in the number field sieve algorithm},
     journal = {Trudy Instituta matematiki},
     pages = {19--26},
     publisher = {mathdoc},
     volume = {17},
     number = {1},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMB_2009_17_1_a1/}
}