Jansson, Gunnar The long-tailed tit (Aegithalos caudatus) as an indicator for the distribution of desiduous forest in boreal landscapes / Gunnar Jansson. -- Riddarhyttan : Swedish University of Agricultural Science, 1997. -- 119 s. : obr., tab. -- ISBN 91-576-5366-6. -- ISSN 1402-5760

572.24+630*120+630*22+598.2
ZV001