Davids, Karel (November 1993). "Jaap R. Bruijn and Femme S. Gaastra, Ships, Sailors and Spices: East India Companies and their Shipping in the 16th, 17th and 18th century. Amsterdam (NEHA) 1993. XI + 208 pp. ISBN 90-71617-69-6". Itinerario. 20 (3): 147. doi:10.1017/s0165115300004046. ISSN0165-1153. S2CID197836826.
Parmentier, Jan (December 1993). "The Private East India Ventures from Ostend: The Maritime and Commercial Aspects, 1715–1722". International Journal of Maritime History. 5 (2): 75–102. doi:10.1177/084387149300500206. ISSN0843-8714. S2CID130707436.
Liesegang, Gerhard (1970). "Nguni Migrations between Delagoa Bay and the Zambezi, 1821-1839". African Historical Studies. 3 (2): 317–337. doi:10.2307/216219. ISSN0001-9992. JSTOR216219.
"MITTEILUNG V. Berliner Konferenz "Die Persönlichkeit in der Wissenschaft"". Deutsche Zeitschrift für Philosophie. 33 (7): 672. 1985-01-01. doi:10.1524/dzph.1985.33.7.672. ISSN2192-1482.
Liesegang, Gerhard (1970). "Nguni Migrations between Delagoa Bay and the Zambezi, 1821-1839". African Historical Studies. 3 (2): 317–337. doi:10.2307/216219. ISSN0001-9992. JSTOR216219.
Davids, Karel (November 1993). "Jaap R. Bruijn and Femme S. Gaastra, Ships, Sailors and Spices: East India Companies and their Shipping in the 16th, 17th and 18th century. Amsterdam (NEHA) 1993. XI + 208 pp. ISBN 90-71617-69-6". Itinerario. 20 (3): 147. doi:10.1017/s0165115300004046. ISSN0165-1153. S2CID197836826.
Parmentier, Jan (December 1993). "The Private East India Ventures from Ostend: The Maritime and Commercial Aspects, 1715–1722". International Journal of Maritime History. 5 (2): 75–102. doi:10.1177/084387149300500206. ISSN0843-8714. S2CID130707436.
Davids, Karel (November 1993). "Jaap R. Bruijn and Femme S. Gaastra, Ships, Sailors and Spices: East India Companies and their Shipping in the 16th, 17th and 18th century. Amsterdam (NEHA) 1993. XI + 208 pp. ISBN 90-71617-69-6". Itinerario. 20 (3): 147. doi:10.1017/s0165115300004046. ISSN0165-1153. S2CID197836826.
Parmentier, Jan (December 1993). "The Private East India Ventures from Ostend: The Maritime and Commercial Aspects, 1715–1722". International Journal of Maritime History. 5 (2): 75–102. doi:10.1177/084387149300500206. ISSN0843-8714. S2CID130707436.
Liesegang, Gerhard (1970). "Nguni Migrations between Delagoa Bay and the Zambezi, 1821-1839". African Historical Studies. 3 (2): 317–337. doi:10.2307/216219. ISSN0001-9992. JSTOR216219.
D., Newitt, M. D. (1995). A history of Mozambique. Bloomington: Indiana University Press. ISBN978-0253340061. OCLC27812463.{{cite book}}: CS1 maint: multiple names: authors list (link)
"MITTEILUNG V. Berliner Konferenz "Die Persönlichkeit in der Wissenschaft"". Deutsche Zeitschrift für Philosophie. 33 (7): 672. 1985-01-01. doi:10.1524/dzph.1985.33.7.672. ISSN2192-1482.