12. Macknight C.C., 1976. The voyages to Marege: Macassan trepangers in northern Australla' MUP, pp. 175.
13. As suggested, for example, in Captain Pennefather's report in 1880.
14. Robert (1973) p.45
15. Robert Brown's journal as transcribed from a microfilm copy held by the National Herbarium in Canberra