Callahan & Weis (1983)†, Detto et al. (2004)†, Dreher et al. (2015)†, Fingerman et al. (1998)†, Flores et al. (2013)†, Hartnoll (1988)†, Horch et al. (2002), Kawamura et al. (2020)†, Powers (1977)†, Rosenberg (2000), Rosenberg (2001), Rosenberg (2002)†, Thurman (1979)†, Weis (1977), Weis et al. (1986)†, Weis & Weis (1979)†
Entries marked with † represent indirect references to location through citation.