TINBERGEN J (1995) Dutch Ornithological Union: Hole Brothers Theme Day: influences of the diversity of habitat on the breeding biology of tits. Diversity and breeding habitat, the Van Balen approach. LIMOSA 68 (4): 173-173.

Dutch Ornithological Union: Hole Brothers Theme Day: influences of the diversity of habitat on the breeding biology of tits. Diversity and breeding habitat, the Van Balen approach

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