Vorlage:Blieck & Heintz, 1983
Aus WORLDFISH WIKI
- Blieck, A. & Heintz, N. 1983. The Cyathaspids of the Red Bay Group (Lower Devonian) of Spitsbergen. The Downtonian and Devonian vertebrates of Spitsbergen. XIII. Polar Research, n.s. 1: 49-74. (PDF)