Browne 1985a, pp. 293–295; Browne 1989c, p. 73; Browne 1998b, pp. 116–117; Browne 1992c, p. 380; Browne 1994b, pp. 64–66; Browne 1995a, p. 457; Browne 1998b, pp. 116–117; Browne 1998c, pp. 12–13; Browne 2000a, p. 33; Brakmann 2006, p. 295; Ochała 2013, passim, esp. pp. 192–193; Łajtar 2014a, p. 393; Ochała 2015, passim, esp. pp. 9–10; Van Gerven Oei 2015b, p. 26; Łajtar 2015–2016, p. 128 (no. 13); Łajtar 2020b, Appendix no. 57 (cf. p. 195)