Peter M. Roese, Dmitri M. Bondarenko, Tobias M. L. Roese:
38 Jungwirth 1968, 217
39 Egharevba 1968,13
40 Agiri & Barnes 1987,19
41 Folayan 1967,17
42 Law 1983, 332
43 Morton-Williams 1964, 30
44 Kingsley 1899,144
45 Ryder 1961; ibid. 1969,73, footnote 1
46 Law 1983, 328-9
47 Barbot 1992 II, 639, 650, note 15
48 Weickmann 1659, 52
49 Labat 1730,1, XII
50 Burton 1863 II, 409
51 Quesné 1823 II, 62
52 Römer 1769,16
53 See, e.g. among many others, Bradbury 1973; Ryder 1970, 34-6; Akinola 1976;
Eisenhofer 1996
54 Akpata 1937,5-10
55 Egharevba 1968, 79; ibid. (1949) 1971, 30
56 ibid. 1956, 2
57 Igbafe 1974, 6
58 Römer 1769,14-5
59 ibid. 1769,17
60 Bondarenko 1992, 58-9
61 Ryder 1969, 347; Salvadorini 1972, 249, 253, 256- 7; Hodgkin 1975,121,169-70
62 Römer 1769, 94
63 Thomas 19101,91; Ajisafe 1945,42; Rowling 1948; Bradbury 1957,44-5; Ogbobine
1974,13-5; Nwankwo 1987, 47-9, 50
64 Talbot 1926 II, 37-8, 308, III, 737; Nwankwo 1987, 47, 50
65 Kalous 1970, 83-4
149