1. The Present Status of Acoustical Holography;Metherell,1971
2. Acoustic Holography;Mueller;Proc IEEE,1971
3. Transmission of Information by Orthogonal Functions;Harmuth,1970
4. Hadamard Transform Image Coding;Pratt;Proc IEEE,1969
5. The Relative Importance of Phase and Amplitude in Acoustical Holography;Metherell,1969