R. E. Pieper

Determination of zooplankton size and distribution with multifrequency acoustic technology

G. S. Kleppel, D. Holliday, R. Pieper, 1989 .

Volume scattering strengths and zooplankton distributions at acoustic frequencies between 0.5 and 3 MHz

D. Holliday, R. Pieper, D. V. Holliday, 1978 .

Biovolume-size spectra of epipelagic zooplankton using a multi-frequency acoustic profiling system (MAPS)

Peter B. Ortner, J. Napp, D. Holliday, 1993 .

Bioacoustical oceanography at high frequencies

D. Holliday, R. Pieper, D. V. Holliday, 1995 .