Arnaiz-Villena A; Álvarez-Tejado M; Ruiz-del-Valle V; García-de-la-Torre C; Varela P; Recio MJ; Ferre S & Martínez-Laso J. (1998-99): Phylogeny and rapid Northern and Southern Hemisphere speciation of goldfinches during the Miocene and Pliocene Epochs. Cellular and Molecular Life Sciences54: 1031–1041 COI:10.1007/s000180050230PDF plena tekstoArkivigite je 2020-05-26 per la retarkivo Wayback Machine
springerlink.com
Arnaiz-Villena A; Álvarez-Tejado M; Ruiz-del-Valle V; García-de-la-Torre C; Varela P; Recio MJ; Ferre S & Martínez-Laso J. (1998-99): Phylogeny and rapid Northern and Southern Hemisphere speciation of goldfinches during the Miocene and Pliocene Epochs. Cellular and Molecular Life Sciences54: 1031–1041 COI:10.1007/s000180050230PDF plena tekstoArkivigite je 2020-05-26 per la retarkivo Wayback Machine
web.archive.org
Arnaiz-Villena A; Álvarez-Tejado M; Ruiz-del-Valle V; García-de-la-Torre C; Varela P; Recio MJ; Ferre S & Martínez-Laso J. (1998-99): Phylogeny and rapid Northern and Southern Hemisphere speciation of goldfinches during the Miocene and Pliocene Epochs. Cellular and Molecular Life Sciences54: 1031–1041 COI:10.1007/s000180050230PDF plena tekstoArkivigite je 2020-05-26 per la retarkivo Wayback Machine