N. Schooneman

Transmission beam pattern and echolocation signals of a harbor porpoise (Phocoena phocoena).

W. Au, R. Kastelein, H. Rippe, 1999 .

Transmission beam pattern and echolocation signals of a harbor porpoise (Phocoena phocoena).

W. Au, W. Au, R. Kastelein, 1999, The Journal of the Acoustical Society of America.

The influence of three acoustic alarms on the behaviour of harbour porpoises (Phocoena phocoena) in a floating pen.

R. Kastelein, N. Schooneman, C. Staal, 2001, Marine environmental research.