1. J. F. Meckel Jr, 1812. Handbuch der pathologischen Anatomie [Manual of pathologic anatomy]. Leipzig: Reclam
2. R. A. Kölliker, 1879. Entwicklungsgeschichte des Menschen [History of development of man], 2nd ed. Leipzig: Engelmann.
3. C. Phisalix, 1888. Étude d’un embryo humain de 10 millimètres [Study of a human embryo of 10 millimeters], Arch. Zool. Exp. Gen. Ser. 2 6:279.
4. F. P. Lewis, 1912. The development of the pancreas, in: Human Embryology (F. Keibel and F. P. Mall, eds.). Philadelphia: Lippincott.
5. N. Dourov, and M. L. Buyl-Strovens, 1969. Agénésie du pancréas [Agenesis of pancreas], Arch. Fr. Pediatr. 26:641.