Schultka, R; Göbbel, L (November 2002). [Johann Friedrich Meckel the Younger (1781-1833), an extremely important naturalist and scholar]. Annals of Anatomy - Anatomischer Anzeiger (German) . 184 (6): 503—8. doi:10.1016/s0940-9602(02)80089-9. PMID12489333.
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Schultka, R; Göbbel, L (November 2002). [Johann Friedrich Meckel the Younger (1781-1833), an extremely important naturalist and scholar]. Annals of Anatomy - Anatomischer Anzeiger (German) . 184 (6): 503—8. doi:10.1016/s0940-9602(02)80089-9. PMID12489333.