Authors: Eeva, T Ojanen, M Rasanen, O Lehikoinen, E

Citation: T. Eeva et al., Empty nests in the great tit (Parus major) and the pied flycatcher (Ficedula hypoleuca) in a polluted area, ENVIR POLLU, 109(2), 2000, pp. 303-309

Authors: Rintamaki, PT Ojanen, M Pakkala, H Tynjala, M Lundberg, A

Citation: Pt. Rintamaki et al., Blood parasites of juvenile Willow Tits Parus montanus during autumn migration in northern Finland, ORNIS FEN, 77(2), 2000, pp. 83-87