Published in Zitteliana, in 1987, in volume 15, pages 3-163

Created: 2017-11-06, modified: 2017-11-06

Published in Zitteliana, in 1987, in volume 15, pages 193-217

Created: 2017-11-06, modified: 2017-11-06

Published in Zitteliana, in 1987, in volume 16, pages 3-131

Created: 2017-11-06, modified: 2017-11-06

Published in Zitteliana, in 1987, in volume 16, pages 173-340

Created: 2017-11-06, modified: 2017-11-06