Observations and reflections of respiration in birds

[1] Baer, 1896, Z WISS ZOOL, V61, P420

[2] BERT, 1870, LECONS PHYSL COMP RE

[3] BISCHOF G, 1823, SCHWEIGGERS J CHEM P, V39, P446

[4] BOHR, 1904, SKANDINAV ARCH PHYSL, V15

[5] BOHR, SKANDINAV ARCH PHYSL, V10, P149

[6] CAMPANA, 1875, PHYSL RESP CHEZ OISE

[7] DULK, ENTWICKLUNGSGESCH TI, V2, P38

[8] DULK, ENTWICKLUNGSGESCH TI, V2, P37

[9] DULK, 1830, SCHWEIGGERS J CHEM P, V48, P363

[10] FISCHER G, 1905, ZOOLOGICA

[1] Baer, 1896, Z WISS ZOOL, V61, P420

[2] BERT, 1870, LECONS PHYSL COMP RE

[3] BISCHOF G, 1823, SCHWEIGGERS J CHEM P, V39, P446

[4] BOHR, 1904, SKANDINAV ARCH PHYSL, V15

[5] BOHR, SKANDINAV ARCH PHYSL, V10, P149

[6] CAMPANA, 1875, PHYSL RESP CHEZ OISE

[7] DULK, ENTWICKLUNGSGESCH TI, V2, P38

[8] DULK, ENTWICKLUNGSGESCH TI, V2, P37

[9] DULK, 1830, SCHWEIGGERS J CHEM P, V48, P363

[10] FISCHER G, 1905, ZOOLOGICA