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"Ernst Haeckel's embryology in biology textbooks in the German Democratic ..."
Uwe Hoßfeld et al. (2019)
- Uwe Hoßfeld
, Karl Porges
, Georgy S. Levit
, Lennart Olsson, Elizabeth Watts:
Ernst Haeckel's embryology in biology textbooks in the German Democratic Republic, 1951-1988. Theory Biosci. 138(1): 31-48 (2019)

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