TY - GEN A1 - Boyd, J. M. A1 - Laws, R. M. PB - Wiley-Blackwell M3 - Text VL - 139 CY - London PY - 1962 IS - 2 EP - 260 KW - Halichoerus grypus KW - North Rona KW - Tagging T1 - Observations on the grey seal (Halichoerus grypus) at North Rona in 1960 SP - 249 UR - http://rcin.org.pl/dlibra/publication/edition/37388 ER -