@article{ZNSL_1981_111_a8,
     author = {V. N. Kublanovskaya and V. N. Simonova},
     title = {Certain modifications of the $AB$-algorithm},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {117--136},
     year = {1981},
     volume = {111},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1981_111_a8/}
}