Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 125, pages 1-3
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 126, pages 1-7
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 127, pages 1-10
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 128, pages 1-2
Published in Stuttgarter Beiträge zur Naturkunde, in 1964, in volume 129, pages 1-22
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 130, pages 1-6
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 131, pages 1-6
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 132, pages 1-12
Published in Stuttgarter Beitraege zur Naturkunde, in 1964, in volume 133, pages 1-3
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 134, pages 1-3
Published in Stuttgarter Beiträge Naturkunde, in 1964, in volume 135, pages 1-12
Published in Stuttgarter Beiträge zur Naturkunde, in 1964, in volume 136, pages 1-12