Fowler (1912)†, Hay & Shore (1915-1916)†, Kingsley (1879), Kingsley (1880)†, Kingsley (1880), Michaels & Zieman (2013), Peer et al. (2015)†, Richards (1931), Rosenberg (2020)†, Wright et al. (1984)†
Entries marked with † represent indirect references to location through citation.