@article{868427,
      author = {Zotter, Franz, and Frank, Matthias,},
      url = {http://library.usi.edu/record/868427},
      title = {Ambisonics : a practical 3D audio theory for recording,  studio production, sound reinforcement, and virtual reality  /},
      recid = {868427},
      pages = {1 online resource},
}