Beinlich & von Hagen (2006)†, Boone (1927), Bott (1954), Bott (1958), Bott (1973)†, Crane (1941)†, Crane (1975)†, Eibl-Eibesfeldt & Sielmann (1964), Garth (1946)†, Hult (1939)*, Moscoso (2012)†, Moscoso (2013)†, Ng et al. (2008)†, Peck (1994)*, Rathbun (1902), Rathbun (1911)†, Rathbun (1918), Rathbun (1924), Rathbun (1926), Rosenberg (2019)†, Rosenberg (2020), Shih et al. (2016)†, Sivertsen (1934), von Hagen (1968)†, von Hagen & Holthuis (1968)†
Entries marked with † represent indirect references to location through citation. Entries marked with * are inferred from subareas.