@article{VMUMM_2001_2_a7,
     author = {X. Mao and A. I. Matasov},
     title = {Simplified estimation algorithms for systems with aftereffect that have a small parameter},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {37--43},
     publisher = {mathdoc},
     number = {2},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2001_2_a7/}
}