Gathered research on the red blood corpuscles in amphibians.

[61] Pfeffer W., 1897, PFLANZENPHYSIOLOGIE, V1

[62] Pfeffer W., 1877, OSMOTISCHE UNTERSUCH

[63] PFITZNER W, 1883, ARCH MIKR ANAT, V22

[64] PREYER W, 1864, VIRCHOWS ARCH, V30

[65] RANVIER L, 1875, ARCH PHYSL

[66] Ranvier L., 1880, LECONS ANATOMIE GEN, P494

[67] RINDFLEISCH, 1863, EXPERIMENTALSTUDIEN

[68] ROLLET A, 1900, PFLUGERS ARCH PHYSL, V82

[69] RUZICKA V, 1904, B INT ACAD SC BOHEME

[70] RUZICKA V, 1903, ANAT ANZ, V23

[61] Pfeffer W., 1897, PFLANZENPHYSIOLOGIE, V1

[62] Pfeffer W., 1877, OSMOTISCHE UNTERSUCH

[63] PFITZNER W, 1883, ARCH MIKR ANAT, V22

[64] PREYER W, 1864, VIRCHOWS ARCH, V30

[65] RANVIER L, 1875, ARCH PHYSL

[66] Ranvier L., 1880, LECONS ANATOMIE GEN, P494

[67] RINDFLEISCH, 1863, EXPERIMENTALSTUDIEN

[68] ROLLET A, 1900, PFLUGERS ARCH PHYSL, V82

[69] RUZICKA V, 1904, B INT ACAD SC BOHEME

[70] RUZICKA V, 1903, ANAT ANZ, V23