Published in Journal Lepid Soc, in 1972, in volume 26, pages 1-13

Published in Journal Lepid Soc, in 1972, in volume 26, pages 56-63

Published in Journal Lepid Soc, in 1972, in volume 26, pages 79-82

Published in Journal Lepid Soc, in 1972, in volume 26, pages 140-149

Published in Journal Lepid Soc, in 1972, in volume 26, pages 150-154

Published in Journal Lepid Soc, in 1972, in volume 26, pages 215-218