Published in Journal of The Royal Society of Western Australia, in 1989, in volume 71, issue 2/3, pages 77-81

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, issue 2-3, pages 49-58

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, issue 2-3, pages 69-75

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, issue 4, pages 95-96

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, issue 4, pages 97-98

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, issue 4, pages 99-100

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 59-67

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 85-86

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 117-118

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 89-90

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 91-92

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 109-110

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 83-84

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 93-94

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 107-108

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 115-116

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 111-112

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 101-102

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 105-106

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 103-104

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 23-47

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 87-88

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 71, pages 113-114

Published in Journal of the Royal Society of Western Australia, in 1989, in volume 72, pages 1-62