@article{Kraskevitch:2009,
author
=
"V.Kraskevitch and J.Korbicz",
title
=
"Suboptimal Kalman-filter for the distributed parameter systems",
journal
=
"Systems Science",
volume
=
"Vol. 6",
number
=
"no 3",
pages
=
"225--234",
year
=
"1980",
}