Published in Nuytsia, in 1976, in volume 2, issue 2, pages 86-92

Published in Nuytsia, in 1976, in volume 2, issue 2, pages 93-95

Published in Nuytsia, in 1976, in volume 2, issue 2, pages 96-102

Published in Nuytsia, in 1976, in volume 2, issue 2, pages 103-117

Published in Nuytsia, in 1976, in volume 2, issue 2, pages 118-122