by K. O. Donner
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The spike frequencies of mammalian retin...
The scotopic spectral sensitivity of the...
The visual acuity of some passerine bird...
Science and technology policies in Finla...
On summer-breeding in populations of Pon...
Life histories and coexistence of Chiron...
Pontoporeia affinis (Crustacea, Amphipod...
The distribution and morphology of Ponto...