@article{Uciński:1990,
  author  = "D. Uciński and J. Korbicz",
  title   = "Parameter identification of two-dimensional distributed systems",
  journal = "International Journal of Systems Science",
  volume  = "Vol. 21",
  number  = "no 12",
  pages   = "2441--2456",
  year    = "1990",
}