Hirundo 1/1998

Edula, E.
Population changes of passerines in the surroundings of Viljandi in 1956-1995

Lõhmus, A.
Numbers of the Greater Spotted Eagle and the Lesser Spotted Eagle in Estonia

Leito, A.
The Common Crane in Estonia in 1997

Luigujõe, L., Kuresoo, A., Ader, A. & Ots, M.
Birds of Ropka-Ihaste floodplain meadow in 1992

Aua, J.
Interesting bird observations in 1977-1982

Elts, J., Aua, J.
How to determine the number of occupied burrows in Sand Martin colonies

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