Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 1, pages 1-16

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 1, pages 17-25

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 1, pages 27-31

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 1, pages 33-49

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 1, pages 51

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 2, pages 57-65

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 2, pages 75-77

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 2, pages 79-87

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 2, pages 88

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 3, pages 89-98

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 3, pages 99-108

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 3, pages 109-120

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 3, pages 121-128

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 3, pages 129

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 4, pages 131-136

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 4, pages 137-145

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 4, pages 147-164

Published in Journal of The Royal Society of Western Australia, in 1999, in volume 82, issue 4, pages 165-168