| Article | Number of downloads | |
| anon. (1921) Ledenlijst der Nederlandsche Ornithologische Vereeniging (Januari 1921). ARDEA 10 (2-3) : 0 - 0. | 20 |
[free copy] |
| Blaauw F.E. (1921) Ornithologische waarnemingen tusschen Buenos-Ayres en Santiago. ARDEA 10 (1) : 1 - 9. | 7 |
[free copy] |
| Drent R.H. & Daan S. (1980) The prudent parent: energetic adjustments in avian breeeding. ARDEA 68 (1-4) : 225 - 252. | 6 |
[abstract] [free copy] |
| Brouwer G.A. & Haverschmidt F. (1928) Waarnemingen in 1926 en 1927. Namens de 'Club van trekwaarnemers'. ARDEA 17 (1-2) : 5 - 46. | 5 |
[free copy] |
| Kluijver H.N. (1951) The population ecology of the Great Tit, Parus m. major L.. ARDEA 39 (1-3) : 1 - 135. | 5 |
[abstract] [free copy] |
| Büttikofer J. (1922) Boekbespreking. van Oort E.D. 1918. Ornithologia Neerlandica. ARDEA 11 (2-3) : 163 - 163. | 5 |
[free copy] |
| Book Reviews (2018) Book Reviews. ARDEA 106 (1) : 91 - 93. | 5 |
[pdf] |
| Piersma T. (2018) Editorial: Ornithology from the flatlands. The logic to questions about birds (and other topics). ARDEA 106 (1) : 1 - 2. | 5 |
[free copy] |
| Brouwer G.A. (1926) Waarnemingen van 1 Juli 1925 tot en met 31 December 1925. I. Broedvogels. ARDEA 15 (1-2) : 32 - 45. | 4 |
[free copy] |
| Brouwer G.A. & Verwey J. (1926) Waarnemingen van 1 Juli 1925 tot en met 31 December 1925. ARDEA 15 (1-2) : 31 - 31. | 4 |
[free copy] |