Published in Journal Lepid Soc, in 1974, in volume 28, pages 126-130

Published in Journal Lepid Soc, in 1974, in volume 28, pages 278-288

Published in Journal Lepid Soc, in 1974, in volume 28, pages 297-301

Published in Journal Lepid Soc, in 1974, in volume 28, pages 359-363