by McGrath, R.J., Bass, D.
Published in Emu (01.12.1999)

by BOYD, W.E., MCGRATH, R.J.
Published in New Zealand geographer (01.10.2001)

by McGrath, R.J, Mason, I.G
Published in Biosystems engineering (01.04.2004)

by McGrath, R. J., Boyd, W. E.
Published in Antiquity (01.06.2001)

by BOYD, W.E., MCGRATH, R.J.
Published in New Zealand geographer (01.10.2001)