Basan & Frey (1977)†, Dittel & Epifanio (1982), Epifanio (1988), Epifanio (1988)†, Epifanio et al. (1988), Epifanio et al. (2013), Fell & Williams (1985)†, Jones & Epifanio (1995)†, Jones & Epifanio (2005)†, Lambert & Epifanio (1982)†, Little & Epifanio (1991)†, Maurer et al. (1978), Miller & Maurer (1973), O'Connor & Epifanio (1985)†, Petrone et al. (2005), Powers (1977)†, Rosenberg (2020)†, Salmon & Zucker (1988)†, Steppe & Epifanio (2006), Williams (1984)†, Williams & Duke (1979)†
Entries marked with † represent indirect references to location through citation.