TY - GEN N1 - 1-10 p. L1 - http://rcin.org.pl/Content/69237/PDF/WA058_90209_P6868_P.pdf M3 - Text PY - 28 II 2017 IS - 1 EP - 10 KW - Aves KW - migration KW - morphometry KW - wing-formula A1 - Hołyński, Roman B. PB - Uncensored Scientists Group ; Roman Hołyński VL - 2 CY - Milanówek T1 - Index of curtailment – an interesting aspect of wing formula SP - 1 UR - http://rcin.org.pl/dlibra/publication/edition/69237 ER -