Reference

Charles Gald Sibley, Kendall W. Corbin, Jon E. Ahlquist (1968): The Relationships of the Seed-snipe (Thinocoridae) as Indicated by Their Egg White Proteins and Hemoglobins – Bonn zoological Bulletin - früher Bonner Zoologische Beiträge. – 19: 235 - 248.