Published in Journal of Ethnobiology, in 1987, in volume 7, issue 1, pages 1-12

Published in Journal of ethnobiology, in 1987, in volume 7, issue 1, pages 80-91

Published in Journal of Ethnobiology, in 1987, in volume 7, issue 1, pages 93-117

Published in Journal of Ethnobiology, in 1987, in volume 7, issue 2, pages 155-169

Published in Journal of Ethnobiology, in 1987, in volume 7, issue 2, pages 195-221