(:notitlegroup:) 

   @incollection{jensen87,
    title     = {Spectral Decomposition of PE Fields in a Wedge-Shaped Ocean},
    booktitle = {Progress in Underwater Acoustics},
    author    = {F. B. Jensen and Henrik Schmidt},
    editor    = {H. M. Merklinger},
    address   = {New York},
    publisher = {Plenum Press},
    year      = {1987}}