[Barret, R.T., Peterz M., Furness R.W., Durinck J. 1989. The variability of biometric measurements.Ring. & Migr. 10: 13-16.10.1080/03078698.1989.9676001]Search in Google Scholar
[Busse P. 1983. Biometrical standards in the Operation Baltic work.Ring 116: 125-138.]Search in Google Scholar
[Gosler A.G., Greenwood J.J.D., Baker J.K., King J.R. 1995. A comparison of wing length and primary length as size measures for small passerines. A report to the British Ringing Committee.Ring. & Migr. 16: 65-78.10.1080/03078698.1995.9674095]Search in Google Scholar
[Holcomb L.C., Twiest G. 1971. Growth and calculation of age for Red-Winged Blackbird nestlings.Bird- Banding 42: 1-17.10.2307/4511711]Search in Google Scholar
[Johannesson H. 1967. Wing-length and error of measurement - an attempt at an analysis.Vår Fågelv. 26: 249-255.]Search in Google Scholar
[Kania W. 1982. Probability method of ageing of the passerine nestlings and its usage in breeding phenology investigations.Ring 110: 1-7.]Search in Google Scholar
[Kania W. 1983. Probability method of ageing of the passerine nestlings and its usage in breeding phenology investigations of Starling. Not. Orn. 24: 46-68.]Search in Google Scholar
[Kania W. 1989. Brood desertion by great tits Parus major caught at the nest.Acta orn. 25: 77-105.]Search in Google Scholar
[Kania W. 2003. CONTAB. Creation of the probability table for conversion nestling trait to age.http://www.stornit.gda.pl/wkania]Search in Google Scholar
[Karhu S. 1973. On the development stages of chicks and adult Moorhens Gallinula chloropus at the end of a breeding season.Ornis Fenn. 50: 1-17.]Search in Google Scholar
[O'Connor R.J. 1978. Growth strategies in nesting Passerines.Living Bird 16: 209-238.]Search in Google Scholar
[Svensson L. 1992. Identification Guide to European Passerines. Stockholm: pp. 1-368.]Search in Google Scholar
[Tiainen J. 1978. Nestlings growth in three Phylloscopus warblers in Finland.Ornis Fenn. 55: 1-15.]Search in Google Scholar
[Törmälä T., Kovanen J. 1979. Growth and ageing of magpie (Pica pica (L.)) nestlings. Biol. Res. Rep. Univ. Jyväskylä 6: 63-77.]Search in Google Scholar
