@article{7247,
      recid = {7247},
      author = {Hamming, R. W.},
      title = {Digital filters /},
      publisher = {Prentice-Hall,},
      address = {Englewood Cliffs, N.J. :},
      pages = {xii, 226 p. :},
      year = {1977},
      url = {http://library.usi.edu/record/7247},
}