Published in Zitteliana, in 1969, in volume 1, pages 5-58
Created: 2013-01-20, modified: 2013-01-20
Published in Zitteliana, in 1969, in volume 1, pages 63-89
Created: 2013-01-20, modified: 2013-01-20
Published in Zitteliana, in 1969, in volume 1, pages 91-133
Created: 2017-11-06, modified: 2017-11-06
Published in Zitteliana, in 1969, in volume 2, pages 1-187
Created: 2013-01-20, modified: 2013-01-20